diff --git a/tencentcloud/resource_tc_clb_attachment_test.go b/tencentcloud/resource_tc_clb_attachment_test.go
index 24c9b8be87..a4306dd7b4 100644
--- a/tencentcloud/resource_tc_clb_attachment_test.go
+++ b/tencentcloud/resource_tc_clb_attachment_test.go
@@ -163,10 +163,6 @@ func testAccCheckClbServerAttachmentExists(n string) resource.TestCheckFunc {
 }
 
 const testAccClbServerAttachment_tcp = instanceCommonTestCase + `
-data "tencentcloud_ssl_certificates" "foo" {
-  name = "keep"
-}
-
 resource "tencentcloud_clb_instance" "foo" {
   network_type = "OPEN"
   clb_name     = "tf-clb-attach-tcp-test"
@@ -200,10 +196,6 @@ resource "tencentcloud_clb_attachment" "foo" {
 `
 
 const testAccClbServerAttachment_tcp_update = instanceCommonTestCase + presetCVM + `
-data "tencentcloud_ssl_certificates" "foo" {
-  name = "keep"
-}
-
 resource "tencentcloud_clb_instance" "foo" {
   network_type = "OPEN"
   clb_name     = "tf-clb-attach-tcp-test"
@@ -239,7 +231,7 @@ resource "tencentcloud_clb_attachment" "foo" {
 
 const testAccClbServerAttachment_tcp_update_ssl = instanceCommonTestCase + presetCVM + `
 data "tencentcloud_ssl_certificates" "foo" {
-  name = "keep"
+  name = "keep-svr-ca"
 }
 
 resource "tencentcloud_clb_instance" "foo" {
diff --git a/tencentcloud/resource_tc_clb_instance_test.go b/tencentcloud/resource_tc_clb_instance_test.go
index e5d2db45e2..d20dce138e 100644
--- a/tencentcloud/resource_tc_clb_instance_test.go
+++ b/tencentcloud/resource_tc_clb_instance_test.go
@@ -255,8 +255,8 @@ func TestAccTencentCloudClbInstance_multiple_instance(t *testing.T) {
 					testAccCheckClbInstanceExists("tencentcloud_clb_instance.multiple_instance"),
 					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "network_type", "OPEN"),
 					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "clb_name", MultiClbName),
-					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "master_zone_id", "100003"),
-					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "slave_zone_id", "100004"),
+					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "master_zone_id", "100004"),
+					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "slave_zone_id", "100003"),
 					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "tags.test", "mytest"),
 				),
 			},
@@ -266,8 +266,8 @@ func TestAccTencentCloudClbInstance_multiple_instance(t *testing.T) {
 					testAccCheckClbInstanceExists("tencentcloud_clb_instance.multiple_instance"),
 					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "network_type", "OPEN"),
 					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "clb_name", MultiClbName),
-					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "master_zone_id", "100003"),
-					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "slave_zone_id", "100004"),
+					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "master_zone_id", "100004"),
+					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "slave_zone_id", "100003"),
 					resource.TestCheckResourceAttr("tencentcloud_clb_instance.multiple_instance", "tags.test", "open"),
 				),
 			},
@@ -567,8 +567,8 @@ const testAccClbInstance__multi_instance = `
 resource "tencentcloud_clb_instance" "multiple_instance" {
   network_type              = "OPEN"
   clb_name                  = "` + MultiClbName + `"
-  master_zone_id = "100003"
-  slave_zone_id = "100004"
+  master_zone_id = "100004"
+  slave_zone_id = "100003"
 
   tags = {
     test = "mytest"
@@ -580,8 +580,8 @@ const testAccClbInstance__multi_instance_update = `
 resource "tencentcloud_clb_instance" "multiple_instance" {
   network_type              = "OPEN"
   clb_name                  = "` + MultiClbName + `"
-  master_zone_id = "100003"
-  slave_zone_id = "100004"
+  master_zone_id = "100004"
+  slave_zone_id = "100003"
 
   tags = {
     test = "open"
diff --git a/tencentcloud/resource_tc_clb_log_topic_test.go b/tencentcloud/resource_tc_clb_log_topic_test.go
index 31ffd35b00..a0a9d05da1 100644
--- a/tencentcloud/resource_tc_clb_log_topic_test.go
+++ b/tencentcloud/resource_tc_clb_log_topic_test.go
@@ -10,7 +10,6 @@ import (
 )
 
 func TestAccTencentCloudClbInstanceTopic(t *testing.T) {
-	t.Parallel()
 
 	resource.Test(t, resource.TestCase{
 		PreCheck:     func() { testAccPreCheck(t) },
diff --git a/tencentcloud/resource_tc_clb_redirection_test.go b/tencentcloud/resource_tc_clb_redirection_test.go
index 87500d2a7a..50f3d6379c 100644
--- a/tencentcloud/resource_tc_clb_redirection_test.go
+++ b/tencentcloud/resource_tc_clb_redirection_test.go
@@ -100,20 +100,20 @@ func testAccCheckClbRedirectionExists(n string) resource.TestCheckFunc {
 }
 
 const testAccClbRedirection_basic = `
-resource "tencentcloud_clb_instance" "clb_basic" {
+resource "tencentcloud_clb_instance" "clb_basic_redirection" {
   network_type = "OPEN"
   clb_name     = "tf-clb-redirection-basic"
 }
 
 resource "tencentcloud_clb_listener" "listener_basic" {
-  clb_id        = tencentcloud_clb_instance.clb_basic.id
+  clb_id        = tencentcloud_clb_instance.clb_basic_redirection.id
   port          = 1
   protocol      = "HTTP"
   listener_name = "listener_basic"
 }
 
 resource "tencentcloud_clb_listener_rule" "rule_basic" {
-  clb_id              = tencentcloud_clb_instance.clb_basic.id
+  clb_id              = tencentcloud_clb_instance.clb_basic_redirection.id
   listener_id         = tencentcloud_clb_listener.listener_basic.listener_id
   domain              = "abc.com"
   url                 = "/"
@@ -122,14 +122,14 @@ resource "tencentcloud_clb_listener_rule" "rule_basic" {
 }
 
 resource "tencentcloud_clb_listener" "listener_target" {
-  clb_id        = tencentcloud_clb_instance.clb_basic.id
+  clb_id        = tencentcloud_clb_instance.clb_basic_redirection.id
   port          = 44
   protocol      = "HTTP"
   listener_name = "listener_basic1"
 }
 
 resource "tencentcloud_clb_listener_rule" "rule_target" {
-  clb_id              = tencentcloud_clb_instance.clb_basic.id
+  clb_id              = tencentcloud_clb_instance.clb_basic_redirection.id
   listener_id         = tencentcloud_clb_listener.listener_target.listener_id
   domain              = "abcd.com"
   url                 = "/"
@@ -138,7 +138,7 @@ resource "tencentcloud_clb_listener_rule" "rule_target" {
 }
 
 resource "tencentcloud_clb_redirection" "redirection_basic" {
-  clb_id             = tencentcloud_clb_instance.clb_basic.id
+  clb_id             = tencentcloud_clb_instance.clb_basic_redirection.id
   source_listener_id = tencentcloud_clb_listener.listener_basic.listener_id
   target_listener_id = tencentcloud_clb_listener.listener_target.listener_id
   source_rule_id     = tencentcloud_clb_listener_rule.rule_basic.rule_id