diff --git a/examples/tencentcloud-tcaplus/main.tf b/examples/tencentcloud-tcaplus/main.tf
index d263dbb50e..8fa4a2a704 100644
--- a/examples/tencentcloud-tcaplus/main.tf
+++ b/examples/tencentcloud-tcaplus/main.tf
@@ -1,28 +1,38 @@
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
 data "tencentcloud_vpc_subnets" "vpc" {
   is_default        = true
   availability_zone = var.availability_zone
 }
 
-resource "tencentcloud_tcaplus_cluster" "test_cluster" {
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_g_table"
-  vpc_id                   = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
-  subnet_id                = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 
-resource "tencentcloud_tcaplus_idl" "test_idl" {
-  cluster_id    = tencentcloud_tcaplus_cluster.test_cluster.id
-  tablegroup_id = tencentcloud_tcaplus_tablegroup.test_tablegroup.id
-  file_name     = "tf_idl_test_guagua"
+resource "tencentcloud_tcaplus_tablegroup" "example" {
+  cluster_id      = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_name = "tf_example_group_name"
+}
+
+resource "tencentcloud_tcaplus_idl" "main" {
+  cluster_id    = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_id = tencentcloud_tcaplus_tablegroup.example.id
+  file_name     = "tf_example_tcaplus_idl"
   file_type     = "PROTO"
   file_ext_type = "proto"
   file_content  = <<EOF
     syntax = "proto2";
     package myTcaplusTable;
     import "tcaplusservice.optionv1.proto";
-    message tb_online_guagua {
+    message tb_online {
         option(tcaplusservice.tcaplus_primary_key) = "uin,name,region";
         required int64 uin = 1;
         required string name = 2;
@@ -46,21 +56,3 @@ resource "tencentcloud_tcaplus_idl" "test_idl" {
     }
     EOF
 }
-
-resource "tencentcloud_tcaplus_tablegroup" "test_tablegroup" {
-  cluster_id      = tencentcloud_tcaplus_cluster.test_cluster.id
-  tablegroup_name = "tf_test_tablegroup"
-}
-
-resource "tencentcloud_tcaplus_table" "test_table" {
-  cluster_id        = tencentcloud_tcaplus_cluster.test_cluster.id
-  tablegroup_id     = tencentcloud_tcaplus_tablegroup.test_tablegroup.id
-  table_name        = "tb_online_guagua"
-  table_type        = "GENERIC"
-  description       = "test"
-  idl_id            = tencentcloud_tcaplus_idl.test_idl.id
-  table_idl_type    = "PROTO"
-  reserved_read_cu  = 1000
-  reserved_write_cu = 20
-  reserved_volume   = 1
-}
\ No newline at end of file
diff --git a/tencentcloud/data_source_tc_postgresql_backup_download_urls_test.go b/tencentcloud/data_source_tc_postgresql_backup_download_urls_test.go
index be140acbcb..2ca5aa01ee 100644
--- a/tencentcloud/data_source_tc_postgresql_backup_download_urls_test.go
+++ b/tencentcloud/data_source_tc_postgresql_backup_download_urls_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlBackupDownloadUrlsDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	// loc, _ := time.LoadLocation("Asia/Chongqing")
 	// startTime := time.Now().AddDate(0, 0, -7).In(loc).Format("2006-01-02 15:04:05")
 	// endTime := time.Now().AddDate(0, 0, 1).In(loc).Format("2006-01-02 15:04:05")
diff --git a/tencentcloud/data_source_tc_postgresql_base_backups_test.go b/tencentcloud/data_source_tc_postgresql_base_backups_test.go
index 461f2e0077..8c5218d461 100644
--- a/tencentcloud/data_source_tc_postgresql_base_backups_test.go
+++ b/tencentcloud/data_source_tc_postgresql_base_backups_test.go
@@ -11,7 +11,7 @@ import (
 const testAccPostgresqlBaseBackupsObject = "data.tencentcloud_postgresql_base_backups.base_backups"
 
 func TestAccTencentCloudPostgresqlBaseBackupsDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	loc, _ := time.LoadLocation("Asia/Chongqing")
 	startTime := time.Now().AddDate(0, 0, -7).In(loc).Format("2006-01-02 15:04:05")
 	endTime := time.Now().AddDate(0, 0, 1).In(loc).Format("2006-01-02 15:04:05")
diff --git a/tencentcloud/data_source_tc_postgresql_db_instance_classes_test.go b/tencentcloud/data_source_tc_postgresql_db_instance_classes_test.go
index 9f16a89429..8a3fb75058 100644
--- a/tencentcloud/data_source_tc_postgresql_db_instance_classes_test.go
+++ b/tencentcloud/data_source_tc_postgresql_db_instance_classes_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlDbInstanceClassesDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccPreCheck(t)
diff --git a/tencentcloud/data_source_tc_postgresql_db_instance_versions_test.go b/tencentcloud/data_source_tc_postgresql_db_instance_versions_test.go
index 575a5c6761..08f015f455 100644
--- a/tencentcloud/data_source_tc_postgresql_db_instance_versions_test.go
+++ b/tencentcloud/data_source_tc_postgresql_db_instance_versions_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlDbInstanceVersionsDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_default_parameters_test.go b/tencentcloud/data_source_tc_postgresql_default_parameters_test.go
index 8c88fe87a3..7e44c35b0c 100644
--- a/tencentcloud/data_source_tc_postgresql_default_parameters_test.go
+++ b/tencentcloud/data_source_tc_postgresql_default_parameters_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlDefaultParametersDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_instances_test.go b/tencentcloud/data_source_tc_postgresql_instances_test.go
index 4c72c5fd38..45de81440d 100644
--- a/tencentcloud/data_source_tc_postgresql_instances_test.go
+++ b/tencentcloud/data_source_tc_postgresql_instances_test.go
@@ -9,7 +9,7 @@ import (
 var testDataPostgresqlInstancesName = "data.tencentcloud_postgresql_instances.id_test"
 
 func TestAccTencentCloudPostgresqlInstancesDataSource(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_log_backups_test.go b/tencentcloud/data_source_tc_postgresql_log_backups_test.go
index 28bfdde794..741955ba53 100644
--- a/tencentcloud/data_source_tc_postgresql_log_backups_test.go
+++ b/tencentcloud/data_source_tc_postgresql_log_backups_test.go
@@ -9,7 +9,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlLogBackupsDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	loc, _ := time.LoadLocation("Asia/Chongqing")
 	startTime := time.Now().AddDate(0, 0, -7).In(loc).Format("2006-01-02 15:04:05")
 	endTime := time.Now().AddDate(0, 0, 1).In(loc).Format("2006-01-02 15:04:05")
@@ -52,7 +52,7 @@ func TestAccTencentCloudPostgresqlLogBackupsDataSource_basic(t *testing.T) {
 	})
 }
 
-const testAccPostgresqlLogBackupsDataSource = CommonPresetPGSQL + `
+const testAccPostgresqlLogBackupsDataSource = OperationPresetPGSQL + `
 
 data "tencentcloud_postgresql_log_backups" "log_backups" {
   min_finish_time = "%s"
diff --git a/tencentcloud/data_source_tc_postgresql_parameter_templates_test.go b/tencentcloud/data_source_tc_postgresql_parameter_templates_test.go
index bf35663dd3..fdf8c6f42d 100644
--- a/tencentcloud/data_source_tc_postgresql_parameter_templates_test.go
+++ b/tencentcloud/data_source_tc_postgresql_parameter_templates_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlParameterTemplatesDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_readonly_groups_test.go b/tencentcloud/data_source_tc_postgresql_readonly_groups_test.go
index 69839caefa..a5de98bee2 100644
--- a/tencentcloud/data_source_tc_postgresql_readonly_groups_test.go
+++ b/tencentcloud/data_source_tc_postgresql_readonly_groups_test.go
@@ -9,7 +9,7 @@ import (
 const testAccPostgresqlReadonlyGroupsObject = "data.tencentcloud_postgresql_readonly_groups.read_only_groups"
 
 func TestAccTencentCloudPostgresqlReadonlyGroupsDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_recovery_time_test.go b/tencentcloud/data_source_tc_postgresql_recovery_time_test.go
index fdac6e7175..74eb8fe64f 100644
--- a/tencentcloud/data_source_tc_postgresql_recovery_time_test.go
+++ b/tencentcloud/data_source_tc_postgresql_recovery_time_test.go
@@ -9,7 +9,7 @@ import (
 const testAccPostgresqlrecoverytimeObject = "data.tencentcloud_postgresql_recovery_time.recovery_time"
 
 func TestAccTencentCloudPostgresqlRecoveryTimeDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_regions_test.go b/tencentcloud/data_source_tc_postgresql_regions_test.go
index acc84de856..196eebec6f 100644
--- a/tencentcloud/data_source_tc_postgresql_regions_test.go
+++ b/tencentcloud/data_source_tc_postgresql_regions_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlRegionsDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_specinfos_test.go b/tencentcloud/data_source_tc_postgresql_specinfos_test.go
index 99ca796876..43f15940cd 100644
--- a/tencentcloud/data_source_tc_postgresql_specinfos_test.go
+++ b/tencentcloud/data_source_tc_postgresql_specinfos_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlSpecinfosDataSource(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/data_source_tc_postgresql_xlogs_test.go b/tencentcloud/data_source_tc_postgresql_xlogs_test.go
index 9376b4c593..b8191b0ad5 100644
--- a/tencentcloud/data_source_tc_postgresql_xlogs_test.go
+++ b/tencentcloud/data_source_tc_postgresql_xlogs_test.go
@@ -9,7 +9,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlXlogsDataSource(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 
 	startTime := time.Now().AddDate(0, 0, -7).Format("2006-01-02 15:04:05")
 	endTime := time.Now().Format("2006-01-02 15:04:05")
diff --git a/tencentcloud/data_source_tc_postgresql_zones_test.go b/tencentcloud/data_source_tc_postgresql_zones_test.go
index 6808f0b08a..8f3923f35f 100644
--- a/tencentcloud/data_source_tc_postgresql_zones_test.go
+++ b/tencentcloud/data_source_tc_postgresql_zones_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlZonesDataSource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_kubernetes_cluster.go b/tencentcloud/resource_tc_kubernetes_cluster.go
index 06971f4701..b228c123e1 100644
--- a/tencentcloud/resource_tc_kubernetes_cluster.go
+++ b/tencentcloud/resource_tc_kubernetes_cluster.go
@@ -8,7 +8,13 @@ It's more flexible than managing worker config directly with `tencentcloud_kuber
 
 Example Usage
 
+Create a basic cluster with two worker nodes
+
 ```hcl
+variable "default_instance_type" {
+  default = "SA2.2XLARGE16"
+}
+
 variable "availability_zone_first" {
   default = "ap-guangzhou-3"
 }
@@ -17,34 +23,63 @@ variable "availability_zone_second" {
   default = "ap-guangzhou-4"
 }
 
-variable "cluster_cidr" {
+variable "example_cluster_cidr" {
   default = "10.31.0.0/16"
 }
 
-variable "default_instance_type" {
-  default = "SA2.2XLARGE16"
+locals {
+  first_vpc_id     = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.vpc_id
+  first_subnet_id  = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.subnet_id
+  second_vpc_id    = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.vpc_id
+  second_subnet_id = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.subnet_id
+  sg_id            = tencentcloud_security_group.sg.id
+  image_id         = data.tencentcloud_images.default.image_id
 }
 
-data "tencentcloud_vpc_subnets" "vpc_first" {
+data "tencentcloud_vpc_subnets" "vpc_one" {
   is_default        = true
   availability_zone = var.availability_zone_first
 }
 
-data "tencentcloud_vpc_subnets" "vpc_second" {
+data "tencentcloud_vpc_subnets" "vpc_two" {
   is_default        = true
   availability_zone = var.availability_zone_second
 }
 
-resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
-  vpc_id                                     = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.vpc_id
-  cluster_cidr                               = var.cluster_cidr
-  cluster_max_pod_num                        = 32
-  cluster_name                               = "test"
-  cluster_desc                               = "test cluster desc"
-  cluster_max_service_num                    = 32
-  cluster_internet                           = true
-  # managed_cluster_internet_security_policies = ["3.3.3.3", "1.1.1.1"]
-  cluster_deploy_type                        = "MANAGED_CLUSTER"
+resource "tencentcloud_security_group" "sg" {
+  name = "tf-example-sg"
+}
+
+resource "tencentcloud_security_group_lite_rule" "sg_rule" {
+  security_group_id = tencentcloud_security_group.sg.id
+
+  ingress = [
+    "ACCEPT#10.0.0.0/16#ALL#ALL",
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+    "DROP#0.0.0.0/0#ALL#ALL",
+  ]
+
+  egress = [
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+  ]
+}
+
+data "tencentcloud_images" "default" {
+  image_type       = ["PUBLIC_IMAGE"]
+  image_name_regex = "Final"
+}
+
+resource "tencentcloud_kubernetes_cluster" "example" {
+  vpc_id                          = local.first_vpc_id
+  cluster_cidr                    = var.example_cluster_cidr
+  cluster_max_pod_num             = 32
+  cluster_name                    = "tf_example_cluster"
+  cluster_desc                    = "example for tke cluster"
+  cluster_max_service_num         = 32
+  cluster_internet                = false
+  cluster_internet_security_group = local.sg_id
+  cluster_version                 = "1.22.5"
+  cluster_deploy_type             = "MANAGED_CLUSTER"
 
   worker_config {
     count                      = 1
@@ -55,8 +90,8 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.subnet_id
-	img_id                     = "img-rkiynh11"
+    subnet_id                  = local.first_subnet_id
+    img_id                     = local.image_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
@@ -66,8 +101,8 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     enhanced_security_service = false
     enhanced_monitor_service  = false
     user_data                 = "dGVzdA=="
-    # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-    key_ids                   = "skey-11112222"
+    # key_ids                   = ["skey-11112222"]
+    password = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
   }
 
   worker_config {
@@ -79,7 +114,7 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_second.instance_list.0.subnet_id
+    subnet_id                  = local.second_subnet_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
@@ -89,9 +124,9 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     enhanced_security_service = false
     enhanced_monitor_service  = false
     user_data                 = "dGVzdA=="
+    key_ids                   = ["skey-11112222"]
+    cam_role_name             = "CVM_QcsRole"
     # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-    key_ids                   = "skey-11112222"
-	cam_role_name			  = "CVM_QcsRole"
   }
 
   labels = {
@@ -99,11 +134,17 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     "test2" = "test2",
   }
 }
+
 ```
 
 Use Kubelet
 
 ```hcl
+# Create a baisc kubernetes cluster with two nodes.
+variable "default_instance_type" {
+  default = "SA2.2XLARGE16"
+}
+
 variable "availability_zone_first" {
   default = "ap-guangzhou-3"
 }
@@ -112,34 +153,66 @@ variable "availability_zone_second" {
   default = "ap-guangzhou-4"
 }
 
-variable "cluster_cidr" {
+variable "example_cluster_cidr" {
   default = "10.31.0.0/16"
 }
 
-variable "default_instance_type" {
-  default = "SA2.2XLARGE16"
+locals {
+  first_vpc_id     = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.vpc_id
+  first_subnet_id  = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.subnet_id
+  second_vpc_id    = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.vpc_id
+  second_subnet_id = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.subnet_id
+  sg_id            = tencentcloud_security_group.sg.id
+  image_id         = data.tencentcloud_images.default.image_id
 }
 
-data "tencentcloud_vpc_subnets" "vpc_first" {
+
+
+data "tencentcloud_vpc_subnets" "vpc_one" {
   is_default        = true
   availability_zone = var.availability_zone_first
 }
 
-data "tencentcloud_vpc_subnets" "vpc_second" {
+data "tencentcloud_vpc_subnets" "vpc_two" {
   is_default        = true
   availability_zone = var.availability_zone_second
 }
 
-resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
-  vpc_id                                     = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.vpc_id
-  cluster_cidr                               = var.cluster_cidr
-  cluster_max_pod_num                        = 32
-  cluster_name                               = "test"
-  cluster_desc                               = "test cluster desc"
-  cluster_max_service_num                    = 32
-  cluster_internet                           = true
-  # managed_cluster_internet_security_policies = ["3.3.3.3", "1.1.1.1"]
-  cluster_deploy_type                        = "MANAGED_CLUSTER"
+resource "tencentcloud_security_group" "sg" {
+  name = "tf-example-sg"
+}
+
+resource "tencentcloud_security_group_lite_rule" "sg_rule" {
+  security_group_id = tencentcloud_security_group.sg.id
+
+  ingress = [
+    "ACCEPT#10.0.0.0/16#ALL#ALL",
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+    "DROP#0.0.0.0/0#ALL#ALL",
+  ]
+
+  egress = [
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+  ]
+}
+
+
+data "tencentcloud_images" "default" {
+  image_type       = ["PUBLIC_IMAGE"]
+  image_name_regex = "Final"
+}
+
+resource "tencentcloud_kubernetes_cluster" "example" {
+  vpc_id                          = local.first_vpc_id
+  cluster_cidr                    = var.example_cluster_cidr
+  cluster_max_pod_num             = 32
+  cluster_name                    = "tf_example_cluster"
+  cluster_desc                    = "example for tke cluster"
+  cluster_max_service_num         = 32
+  cluster_internet                = false
+  cluster_internet_security_group = local.sg_id
+  cluster_version                 = "1.22.5"
+  cluster_deploy_type             = "MANAGED_CLUSTER"
 
   worker_config {
     count                      = 1
@@ -150,18 +223,22 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.subnet_id
+    subnet_id                  = local.first_subnet_id
+    img_id                     = local.image_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
       disk_size = 50
+      encrypt   = false
     }
 
-    enhanced_security_service = false
-    enhanced_monitor_service  = false
-    user_data                 = "dGVzdA=="
-    # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-    key_ids                   = "skey-11112222"
+    enhanced_security_service  = false
+    enhanced_monitor_service   = false
+    user_data                  = "dGVzdA=="
+    disaster_recover_group_ids = []
+    security_group_ids         = []
+    key_ids                    = []
+    password                   = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
   }
 
   worker_config {
@@ -173,19 +250,21 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_second.instance_list.0.subnet_id
+    subnet_id                  = local.second_subnet_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
       disk_size = 50
     }
 
-    enhanced_security_service = false
-    enhanced_monitor_service  = false
-    user_data                 = "dGVzdA=="
-    # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-	cam_role_name			  = "CVM_QcsRole"
-    key_ids                   = "skey-11112222"
+    enhanced_security_service  = false
+    enhanced_monitor_service   = false
+    user_data                  = "dGVzdA=="
+    disaster_recover_group_ids = []
+    security_group_ids         = []
+    key_ids                    = []
+    cam_role_name              = "CVM_QcsRole"
+    password                   = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
   }
 
   labels = {
@@ -194,7 +273,7 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
   }
 
   extra_args = [
- 	"root-dir=/var/lib/kubelet"
+    "root-dir=/var/lib/kubelet"
   ]
 }
 ```
diff --git a/tencentcloud/resource_tc_postgresql_backup_plan_config_test.go b/tencentcloud/resource_tc_postgresql_backup_plan_config_test.go
index cecfa90c1a..5a072f499b 100644
--- a/tencentcloud/resource_tc_postgresql_backup_plan_config_test.go
+++ b/tencentcloud/resource_tc_postgresql_backup_plan_config_test.go
@@ -9,7 +9,7 @@ import (
 const testAccPostgresqlBackupPlanConfigObject = "tencentcloud_postgresql_backup_plan_config.backup_plan_config"
 
 func TestAccTencentCloudPostgresqlBackupPlanConfigResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_postgresql_base_backup_test.go b/tencentcloud/resource_tc_postgresql_base_backup_test.go
index 2e32d01ff9..4ac2847413 100644
--- a/tencentcloud/resource_tc_postgresql_base_backup_test.go
+++ b/tencentcloud/resource_tc_postgresql_base_backup_test.go
@@ -11,7 +11,7 @@ import (
 const testAccPostgresqlBaseBackupObject = "tencentcloud_postgresql_base_backup.base_backup"
 
 func TestAccTencentCloudPostgresqlBaseBackupResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	newExpireTime := time.Now().AddDate(0, 0, +1).Format("2006-01-02 15:04:05")
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
diff --git a/tencentcloud/resource_tc_postgresql_delete_log_backup_operation_test.go b/tencentcloud/resource_tc_postgresql_delete_log_backup_operation_test.go
index 2eac183ff1..641c5103e9 100644
--- a/tencentcloud/resource_tc_postgresql_delete_log_backup_operation_test.go
+++ b/tencentcloud/resource_tc_postgresql_delete_log_backup_operation_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudNeedFixPostgresqlDeleteLogBackupOperationResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_postgresql_instance_test.go b/tencentcloud/resource_tc_postgresql_instance_test.go
index 19ef5c0ae5..34e66b91d1 100644
--- a/tencentcloud/resource_tc_postgresql_instance_test.go
+++ b/tencentcloud/resource_tc_postgresql_instance_test.go
@@ -89,7 +89,7 @@ func init() {
 }
 
 func TestAccTencentCloudPostgresqlInstanceResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccPreCheck(t)
@@ -297,7 +297,7 @@ func TestAccTencentCloudPostgresqlInstanceResource_postpaid_to_prepaid(t *testin
 }
 
 func TestAccTencentCloudPostgresqlInstanceResource_MAZ(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccPreCheck(t)
diff --git a/tencentcloud/resource_tc_postgresql_modify_account_remark_operation_test.go b/tencentcloud/resource_tc_postgresql_modify_account_remark_operation_test.go
index a9eb317298..41e6f2b221 100644
--- a/tencentcloud/resource_tc_postgresql_modify_account_remark_operation_test.go
+++ b/tencentcloud/resource_tc_postgresql_modify_account_remark_operation_test.go
@@ -9,7 +9,7 @@ import (
 const TestObjectPgModifyAccountRemark = "tencentcloud_postgresql_modify_account_remark_operation.modify_account_remark_operation"
 
 func TestAccTencentCloudPostgresqlModifyAccountRemarkOperationResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_postgresql_modify_switch_time_period_operation_test.go b/tencentcloud/resource_tc_postgresql_modify_switch_time_period_operation_test.go
index 64e22e14bf..8fc4629064 100644
--- a/tencentcloud/resource_tc_postgresql_modify_switch_time_period_operation_test.go
+++ b/tencentcloud/resource_tc_postgresql_modify_switch_time_period_operation_test.go
@@ -10,7 +10,7 @@ const TestObjectPgModifySwitchTimePeriod = "tencentcloud_postgresql_modify_switc
 
 // For now, we only supports updating the minor kernel version immediately, which mean is switch_tag=0
 func TestAccTencentCloudNeedFixPostgresqlModifySwitchTimePeriodOperationResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_postgresql_parameter_template_test.go b/tencentcloud/resource_tc_postgresql_parameter_template_test.go
index 4378d875b8..567f8251c6 100644
--- a/tencentcloud/resource_tc_postgresql_parameter_template_test.go
+++ b/tencentcloud/resource_tc_postgresql_parameter_template_test.go
@@ -48,7 +48,7 @@ func init() {
 }
 
 func TestAccTencentCloudPostgresqlParameterTemplateResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_postgresql_readonly_group_test.go b/tencentcloud/resource_tc_postgresql_readonly_group_test.go
index dbb8ccc411..fa51edf884 100644
--- a/tencentcloud/resource_tc_postgresql_readonly_group_test.go
+++ b/tencentcloud/resource_tc_postgresql_readonly_group_test.go
@@ -9,7 +9,7 @@ import (
 var testPostgresqlReadonlyGroupResourceKey = "tencentcloud_postgresql_readonly_group.group"
 
 func TestAccTencentCloudPostgresqlReadonlyGroupResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_postgresql_rebalance_readonly_group_operation_test.go b/tencentcloud/resource_tc_postgresql_rebalance_readonly_group_operation_test.go
index b8dfa4d38a..a68ec00f16 100644
--- a/tencentcloud/resource_tc_postgresql_rebalance_readonly_group_operation_test.go
+++ b/tencentcloud/resource_tc_postgresql_rebalance_readonly_group_operation_test.go
@@ -7,7 +7,7 @@ import (
 )
 
 func TestAccTencentCloudPostgresqlRebalanceReadonlyGroupOperationResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_postgresql_security_group_config_test.go b/tencentcloud/resource_tc_postgresql_security_group_config_test.go
index 300dcdba27..32c5983168 100644
--- a/tencentcloud/resource_tc_postgresql_security_group_config_test.go
+++ b/tencentcloud/resource_tc_postgresql_security_group_config_test.go
@@ -9,7 +9,7 @@ import (
 const TestAccPostgresqlSecurityGroupConfigObject = "tencentcloud_postgresql_security_group_config.security_group_config"
 
 func TestAccTencentCloudPostgresqlSecurityGroupConfigResource_basic(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
@@ -34,7 +34,7 @@ func TestAccTencentCloudPostgresqlSecurityGroupConfigResource_basic(t *testing.T
 }
 
 func TestAccTencentCloudPostgresqlSecurityGroupConfigResource_ro(t *testing.T) {
-	t.Parallel()
+	// t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck: func() {
 			testAccStepSetRegion(t, "ap-guangzhou")
diff --git a/tencentcloud/resource_tc_tcaplus_cluster.go b/tencentcloud/resource_tc_tcaplus_cluster.go
index 20dcfeca8d..8001f039e1 100644
--- a/tencentcloud/resource_tc_tcaplus_cluster.go
+++ b/tencentcloud/resource_tc_tcaplus_cluster.go
@@ -5,13 +5,29 @@ Use this resource to create TcaplusDB cluster.
 
 Example Usage
 
+Create a new tcaplus cluster instance
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 ```
@@ -21,7 +37,7 @@ Import
 tcaplus cluster can be imported using the id, e.g.
 
 ```
-$ terraform import tencentcloud_tcaplus_cluster.test 26655801
+$ terraform import tencentcloud_tcaplus_cluster.example cluster_id
 ```
 
 */
diff --git a/tencentcloud/resource_tc_tcaplus_idl.go b/tencentcloud/resource_tc_tcaplus_idl.go
index 016860baeb..8b1f2c5367 100644
--- a/tencentcloud/resource_tc_tcaplus_idl.go
+++ b/tencentcloud/resource_tc_tcaplus_idl.go
@@ -3,25 +3,43 @@ Use this resource to create TcaplusDB IDL file.
 
 Example Usage
 
+Create a tcaplus database idl file
+
+The file will be with a specified cluster and tablegroup.
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 
-resource "tencentcloud_tcaplus_tablegroup" "tablegroup" {
-  cluster_id      = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_name = "tf_test_group_name"
+resource "tencentcloud_tcaplus_tablegroup" "example" {
+  cluster_id      = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_name = "tf_example_group_name"
 }
 
 resource "tencentcloud_tcaplus_idl" "main" {
-  cluster_id    = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_id = tencentcloud_tcaplus_tablegroup.tablegroup.id
-  file_name     = "tf_idl_test"
+  cluster_id    = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_id = tencentcloud_tcaplus_tablegroup.example.id
+  file_name     = "tf_example_tcaplus_idl"
   file_type     = "PROTO"
   file_ext_type = "proto"
   file_content  = <<EOF
@@ -52,7 +70,6 @@ resource "tencentcloud_tcaplus_idl" "main" {
     }
     EOF
 }
-
 ```
 */
 package tencentcloud
diff --git a/tencentcloud/resource_tc_tcaplus_table.go b/tencentcloud/resource_tc_tcaplus_table.go
index b25b2f1dec..788ae625d0 100644
--- a/tencentcloud/resource_tc_tcaplus_table.go
+++ b/tencentcloud/resource_tc_tcaplus_table.go
@@ -3,33 +3,51 @@ Use this resource to create TcaplusDB table.
 
 Example Usage
 
+Create a tcaplus database table
+
+The tcaplus database table should be pre-defined in the idl file.
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 
-resource "tencentcloud_tcaplus_tablegroup" "tablegroup" {
-  cluster_id      = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_name = "tf_test_group_name"
+resource "tencentcloud_tcaplus_tablegroup" "example" {
+  cluster_id      = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_name = "tf_example_group_name"
 }
 
-resource "tencentcloud_tcaplus_idl" "main" {
-  cluster_id    = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_id = tencentcloud_tcaplus_tablegroup.tablegroup.id
-  file_name     = "tf_idl_test_2"
+resource "tencentcloud_tcaplus_idl" "example" {
+  cluster_id    = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_id = tencentcloud_tcaplus_tablegroup.example.id
+  file_name     = "tf_example_tcaplus_idl"
   file_type     = "PROTO"
   file_ext_type = "proto"
   file_content  = <<EOF
     syntax = "proto2";
     package myTcaplusTable;
     import "tcaplusservice.optionv1.proto";
-    message tb_online {
-       option(tcaplusservice.tcaplus_primary_key) = "uin,name,region";
+    message example_table { # refer the table name
+        option(tcaplusservice.tcaplus_primary_key) = "uin,name,region";
         required int64 uin = 1;
         required string name = 2;
         required int32 region = 3;
@@ -53,13 +71,13 @@ resource "tencentcloud_tcaplus_idl" "main" {
     EOF
 }
 
-resource "tencentcloud_tcaplus_table" "table" {
-  cluster_id        = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_id     = tencentcloud_tcaplus_tablegroup.tablegroup.id
-  table_name        = "tb_online"
+resource "tencentcloud_tcaplus_table" "example" {
+  cluster_id        = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_id     = tencentcloud_tcaplus_tablegroup.example.id
+  table_name        = "example_table"
   table_type        = "GENERIC"
   description       = "test"
-  idl_id            = tencentcloud_tcaplus_idl.main.id
+  idl_id            = tencentcloud_tcaplus_idl.example.id
   table_idl_type    = "PROTO"
   reserved_read_cu  = 1000
   reserved_write_cu = 20
diff --git a/tencentcloud/resource_tc_tcaplus_tablegroup.go b/tencentcloud/resource_tc_tcaplus_tablegroup.go
index a91a491516..2d44efaefa 100644
--- a/tencentcloud/resource_tc_tcaplus_tablegroup.go
+++ b/tencentcloud/resource_tc_tcaplus_tablegroup.go
@@ -3,19 +3,35 @@ Use this resource to create TcaplusDB table group.
 
 Example Usage
 
+Create a tcaplusdb table group
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 
-resource "tencentcloud_tcaplus_tablegroup" "tablegroup" {
-  cluster_id      = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_name = "tf_test_group_name"
+resource "tencentcloud_tcaplus_tablegroup" "example" {
+  cluster_id      = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_name = "tf_example_group_name"
 }
 ```
 */
diff --git a/website/docs/r/kubernetes_cluster.html.markdown b/website/docs/r/kubernetes_cluster.html.markdown
index b2d9dfaf4b..9c4bbad0d3 100644
--- a/website/docs/r/kubernetes_cluster.html.markdown
+++ b/website/docs/r/kubernetes_cluster.html.markdown
@@ -18,7 +18,13 @@ It's more flexible than managing worker config directly with `tencentcloud_kuber
 
 ## Example Usage
 
+### Create a basic cluster with two worker nodes
+
 ```hcl
+variable "default_instance_type" {
+  default = "SA2.2XLARGE16"
+}
+
 variable "availability_zone_first" {
   default = "ap-guangzhou-3"
 }
@@ -27,34 +33,63 @@ variable "availability_zone_second" {
   default = "ap-guangzhou-4"
 }
 
-variable "cluster_cidr" {
+variable "example_cluster_cidr" {
   default = "10.31.0.0/16"
 }
 
-variable "default_instance_type" {
-  default = "SA2.2XLARGE16"
+locals {
+  first_vpc_id     = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.vpc_id
+  first_subnet_id  = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.subnet_id
+  second_vpc_id    = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.vpc_id
+  second_subnet_id = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.subnet_id
+  sg_id            = tencentcloud_security_group.sg.id
+  image_id         = data.tencentcloud_images.default.image_id
 }
 
-data "tencentcloud_vpc_subnets" "vpc_first" {
+data "tencentcloud_vpc_subnets" "vpc_one" {
   is_default        = true
   availability_zone = var.availability_zone_first
 }
 
-data "tencentcloud_vpc_subnets" "vpc_second" {
+data "tencentcloud_vpc_subnets" "vpc_two" {
   is_default        = true
   availability_zone = var.availability_zone_second
 }
 
-resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
-  vpc_id                  = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.vpc_id
-  cluster_cidr            = var.cluster_cidr
-  cluster_max_pod_num     = 32
-  cluster_name            = "test"
-  cluster_desc            = "test cluster desc"
-  cluster_max_service_num = 32
-  cluster_internet        = true
-  # managed_cluster_internet_security_policies = ["3.3.3.3", "1.1.1.1"]
-  cluster_deploy_type = "MANAGED_CLUSTER"
+resource "tencentcloud_security_group" "sg" {
+  name = "tf-example-sg"
+}
+
+resource "tencentcloud_security_group_lite_rule" "sg_rule" {
+  security_group_id = tencentcloud_security_group.sg.id
+
+  ingress = [
+    "ACCEPT#10.0.0.0/16#ALL#ALL",
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+    "DROP#0.0.0.0/0#ALL#ALL",
+  ]
+
+  egress = [
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+  ]
+}
+
+data "tencentcloud_images" "default" {
+  image_type       = ["PUBLIC_IMAGE"]
+  image_name_regex = "Final"
+}
+
+resource "tencentcloud_kubernetes_cluster" "example" {
+  vpc_id                          = local.first_vpc_id
+  cluster_cidr                    = var.example_cluster_cidr
+  cluster_max_pod_num             = 32
+  cluster_name                    = "tf_example_cluster"
+  cluster_desc                    = "example for tke cluster"
+  cluster_max_service_num         = 32
+  cluster_internet                = false
+  cluster_internet_security_group = local.sg_id
+  cluster_version                 = "1.22.5"
+  cluster_deploy_type             = "MANAGED_CLUSTER"
 
   worker_config {
     count                      = 1
@@ -65,8 +100,8 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.subnet_id
-    img_id                     = "img-rkiynh11"
+    subnet_id                  = local.first_subnet_id
+    img_id                     = local.image_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
@@ -76,8 +111,8 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     enhanced_security_service = false
     enhanced_monitor_service  = false
     user_data                 = "dGVzdA=="
-    # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-    key_ids = "skey-11112222"
+    # key_ids                   = ["skey-11112222"]
+    password = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
   }
 
   worker_config {
@@ -89,7 +124,7 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_second.instance_list.0.subnet_id
+    subnet_id                  = local.second_subnet_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
@@ -99,9 +134,9 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     enhanced_security_service = false
     enhanced_monitor_service  = false
     user_data                 = "dGVzdA=="
+    key_ids                   = ["skey-11112222"]
+    cam_role_name             = "CVM_QcsRole"
     # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-    key_ids       = "skey-11112222"
-    cam_role_name = "CVM_QcsRole"
   }
 
   labels = {
@@ -114,6 +149,11 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
 ### Use Kubelet
 
 ```hcl
+# Create a baisc kubernetes cluster with two nodes.
+variable "default_instance_type" {
+  default = "SA2.2XLARGE16"
+}
+
 variable "availability_zone_first" {
   default = "ap-guangzhou-3"
 }
@@ -122,34 +162,63 @@ variable "availability_zone_second" {
   default = "ap-guangzhou-4"
 }
 
-variable "cluster_cidr" {
+variable "example_cluster_cidr" {
   default = "10.31.0.0/16"
 }
 
-variable "default_instance_type" {
-  default = "SA2.2XLARGE16"
+locals {
+  first_vpc_id     = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.vpc_id
+  first_subnet_id  = data.tencentcloud_vpc_subnets.vpc_one.instance_list.0.subnet_id
+  second_vpc_id    = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.vpc_id
+  second_subnet_id = data.tencentcloud_vpc_subnets.vpc_two.instance_list.0.subnet_id
+  sg_id            = tencentcloud_security_group.sg.id
+  image_id         = data.tencentcloud_images.default.image_id
 }
 
-data "tencentcloud_vpc_subnets" "vpc_first" {
+data "tencentcloud_vpc_subnets" "vpc_one" {
   is_default        = true
   availability_zone = var.availability_zone_first
 }
 
-data "tencentcloud_vpc_subnets" "vpc_second" {
+data "tencentcloud_vpc_subnets" "vpc_two" {
   is_default        = true
   availability_zone = var.availability_zone_second
 }
 
-resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
-  vpc_id                  = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.vpc_id
-  cluster_cidr            = var.cluster_cidr
-  cluster_max_pod_num     = 32
-  cluster_name            = "test"
-  cluster_desc            = "test cluster desc"
-  cluster_max_service_num = 32
-  cluster_internet        = true
-  # managed_cluster_internet_security_policies = ["3.3.3.3", "1.1.1.1"]
-  cluster_deploy_type = "MANAGED_CLUSTER"
+resource "tencentcloud_security_group" "sg" {
+  name = "tf-example-sg"
+}
+
+resource "tencentcloud_security_group_lite_rule" "sg_rule" {
+  security_group_id = tencentcloud_security_group.sg.id
+
+  ingress = [
+    "ACCEPT#10.0.0.0/16#ALL#ALL",
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+    "DROP#0.0.0.0/0#ALL#ALL",
+  ]
+
+  egress = [
+    "ACCEPT#172.16.0.0/22#ALL#ALL",
+  ]
+}
+
+data "tencentcloud_images" "default" {
+  image_type       = ["PUBLIC_IMAGE"]
+  image_name_regex = "Final"
+}
+
+resource "tencentcloud_kubernetes_cluster" "example" {
+  vpc_id                          = local.first_vpc_id
+  cluster_cidr                    = var.example_cluster_cidr
+  cluster_max_pod_num             = 32
+  cluster_name                    = "tf_example_cluster"
+  cluster_desc                    = "example for tke cluster"
+  cluster_max_service_num         = 32
+  cluster_internet                = false
+  cluster_internet_security_group = local.sg_id
+  cluster_version                 = "1.22.5"
+  cluster_deploy_type             = "MANAGED_CLUSTER"
 
   worker_config {
     count                      = 1
@@ -160,18 +229,22 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_first.instance_list.0.subnet_id
+    subnet_id                  = local.first_subnet_id
+    img_id                     = local.image_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
       disk_size = 50
+      encrypt   = false
     }
 
-    enhanced_security_service = false
-    enhanced_monitor_service  = false
-    user_data                 = "dGVzdA=="
-    # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-    key_ids = "skey-11112222"
+    enhanced_security_service  = false
+    enhanced_monitor_service   = false
+    user_data                  = "dGVzdA=="
+    disaster_recover_group_ids = []
+    security_group_ids         = []
+    key_ids                    = []
+    password                   = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
   }
 
   worker_config {
@@ -183,19 +256,21 @@ resource "tencentcloud_kubernetes_cluster" "managed_cluster" {
     internet_charge_type       = "TRAFFIC_POSTPAID_BY_HOUR"
     internet_max_bandwidth_out = 100
     public_ip_assigned         = true
-    subnet_id                  = data.tencentcloud_vpc_subnets.vpc_second.instance_list.0.subnet_id
+    subnet_id                  = local.second_subnet_id
 
     data_disk {
       disk_type = "CLOUD_PREMIUM"
       disk_size = 50
     }
 
-    enhanced_security_service = false
-    enhanced_monitor_service  = false
-    user_data                 = "dGVzdA=="
-    # password                  = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
-    cam_role_name = "CVM_QcsRole"
-    key_ids       = "skey-11112222"
+    enhanced_security_service  = false
+    enhanced_monitor_service   = false
+    user_data                  = "dGVzdA=="
+    disaster_recover_group_ids = []
+    security_group_ids         = []
+    key_ids                    = []
+    cam_role_name              = "CVM_QcsRole"
+    password                   = "ZZXXccvv1212" // Optional, should be set if key_ids not set.
   }
 
   labels = {
diff --git a/website/docs/r/tcaplus_cluster.html.markdown b/website/docs/r/tcaplus_cluster.html.markdown
index ed3c7ad527..52960ce8aa 100644
--- a/website/docs/r/tcaplus_cluster.html.markdown
+++ b/website/docs/r/tcaplus_cluster.html.markdown
@@ -15,13 +15,29 @@ Use this resource to create TcaplusDB cluster.
 
 ## Example Usage
 
+### Create a new tcaplus cluster instance
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 ```
@@ -56,6 +72,6 @@ In addition to all arguments above, the following attributes are exported:
 tcaplus cluster can be imported using the id, e.g.
 
 ```
-$ terraform import tencentcloud_tcaplus_cluster.test 26655801
+$ terraform import tencentcloud_tcaplus_cluster.example cluster_id
 ```
 
diff --git a/website/docs/r/tcaplus_idl.html.markdown b/website/docs/r/tcaplus_idl.html.markdown
index bc24f401eb..3f5f28df79 100644
--- a/website/docs/r/tcaplus_idl.html.markdown
+++ b/website/docs/r/tcaplus_idl.html.markdown
@@ -13,25 +13,43 @@ Use this resource to create TcaplusDB IDL file.
 
 ## Example Usage
 
+### Create a tcaplus database idl file
+
+The file will be with a specified cluster and tablegroup.
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 
-resource "tencentcloud_tcaplus_tablegroup" "tablegroup" {
-  cluster_id      = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_name = "tf_test_group_name"
+resource "tencentcloud_tcaplus_tablegroup" "example" {
+  cluster_id      = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_name = "tf_example_group_name"
 }
 
 resource "tencentcloud_tcaplus_idl" "main" {
-  cluster_id    = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_id = tencentcloud_tcaplus_tablegroup.tablegroup.id
-  file_name     = "tf_idl_test"
+  cluster_id    = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_id = tencentcloud_tcaplus_tablegroup.example.id
+  file_name     = "tf_example_tcaplus_idl"
   file_type     = "PROTO"
   file_ext_type = "proto"
   file_content  = <<EOF
diff --git a/website/docs/r/tcaplus_table.html.markdown b/website/docs/r/tcaplus_table.html.markdown
index 2da2a56176..aba80e37f5 100644
--- a/website/docs/r/tcaplus_table.html.markdown
+++ b/website/docs/r/tcaplus_table.html.markdown
@@ -13,33 +13,51 @@ Use this resource to create TcaplusDB table.
 
 ## Example Usage
 
+### Create a tcaplus database table
+
+The tcaplus database table should be pre-defined in the idl file.
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 
-resource "tencentcloud_tcaplus_tablegroup" "tablegroup" {
-  cluster_id      = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_name = "tf_test_group_name"
+resource "tencentcloud_tcaplus_tablegroup" "example" {
+  cluster_id      = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_name = "tf_example_group_name"
 }
 
-resource "tencentcloud_tcaplus_idl" "main" {
-  cluster_id    = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_id = tencentcloud_tcaplus_tablegroup.tablegroup.id
-  file_name     = "tf_idl_test_2"
+resource "tencentcloud_tcaplus_idl" "example" {
+  cluster_id    = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_id = tencentcloud_tcaplus_tablegroup.example.id
+  file_name     = "tf_example_tcaplus_idl"
   file_type     = "PROTO"
   file_ext_type = "proto"
   file_content  = <<EOF
     syntax = "proto2";
     package myTcaplusTable;
     import "tcaplusservice.optionv1.proto";
-    message tb_online {
-       option(tcaplusservice.tcaplus_primary_key) = "uin,name,region";
+    message example_table { # refer the table name
+        option(tcaplusservice.tcaplus_primary_key) = "uin,name,region";
         required int64 uin = 1;
         required string name = 2;
         required int32 region = 3;
@@ -63,13 +81,13 @@ resource "tencentcloud_tcaplus_idl" "main" {
     EOF
 }
 
-resource "tencentcloud_tcaplus_table" "table" {
-  cluster_id        = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_id     = tencentcloud_tcaplus_tablegroup.tablegroup.id
-  table_name        = "tb_online"
+resource "tencentcloud_tcaplus_table" "example" {
+  cluster_id        = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_id     = tencentcloud_tcaplus_tablegroup.example.id
+  table_name        = "example_table"
   table_type        = "GENERIC"
   description       = "test"
-  idl_id            = tencentcloud_tcaplus_idl.main.id
+  idl_id            = tencentcloud_tcaplus_idl.example.id
   table_idl_type    = "PROTO"
   reserved_read_cu  = 1000
   reserved_write_cu = 20
diff --git a/website/docs/r/tcaplus_tablegroup.html.markdown b/website/docs/r/tcaplus_tablegroup.html.markdown
index 950ff688e6..e3799eb7b3 100644
--- a/website/docs/r/tcaplus_tablegroup.html.markdown
+++ b/website/docs/r/tcaplus_tablegroup.html.markdown
@@ -13,19 +13,35 @@ Use this resource to create TcaplusDB table group.
 
 ## Example Usage
 
+### Create a tcaplusdb table group
+
 ```hcl
-resource "tencentcloud_tcaplus_cluster" "test" {
+locals {
+  vpc_id    = data.tencentcloud_vpc_subnets.vpc.instance_list.0.vpc_id
+  subnet_id = data.tencentcloud_vpc_subnets.vpc.instance_list.0.subnet_id
+}
+
+variable "availability_zone" {
+  default = "ap-guangzhou-3"
+}
+
+data "tencentcloud_vpc_subnets" "vpc" {
+  is_default        = true
+  availability_zone = var.availability_zone
+}
+
+resource "tencentcloud_tcaplus_cluster" "example" {
   idl_type                 = "PROTO"
-  cluster_name             = "tf_tcaplus_cluster_test"
-  vpc_id                   = "vpc-7k6gzox6"
-  subnet_id                = "subnet-akwgvfa3"
-  password                 = "1qaA2k1wgvfa3ZZZ"
+  cluster_name             = "tf_example_tcaplus_cluster"
+  vpc_id                   = local.vpc_id
+  subnet_id                = local.subnet_id
+  password                 = "your_pw_123111"
   old_password_expire_last = 3600
 }
 
-resource "tencentcloud_tcaplus_tablegroup" "tablegroup" {
-  cluster_id      = tencentcloud_tcaplus_cluster.test.id
-  tablegroup_name = "tf_test_group_name"
+resource "tencentcloud_tcaplus_tablegroup" "example" {
+  cluster_id      = tencentcloud_tcaplus_cluster.example.id
+  tablegroup_name = "tf_example_group_name"
 }
 ```