diff --git a/tencentcloud/data_source_tc_dnats.go b/tencentcloud/data_source_tc_nat_gateway_trules.go
similarity index 100%
rename from tencentcloud/data_source_tc_dnats.go
rename to tencentcloud/data_source_tc_nat_gateway_trules.go
diff --git a/tencentcloud/data_source_tc_dnats_test.go b/tencentcloud/data_source_tc_nat_gateway_trules_test.go
similarity index 96%
rename from tencentcloud/data_source_tc_dnats_test.go
rename to tencentcloud/data_source_tc_nat_gateway_trules_test.go
index a19fa2355c..860102cf99 100644
--- a/tencentcloud/data_source_tc_dnats_test.go
+++ b/tencentcloud/data_source_tc_nat_gateway_trules_test.go
@@ -6,7 +6,7 @@ import (
 	"github.com/hashicorp/terraform-plugin-sdk/helper/resource"
 )
 
-func TestAccTencentCloudDataSourceDnatsBase(t *testing.T) {
+func TestAccTencentCloudNatGatewayTransRuleDataSource(t *testing.T) {
 	t.Parallel()
 	resource.Test(t, resource.TestCase{
 		PreCheck:  func() { testAccPreCheck(t) },
diff --git a/tencentcloud/resource_tc_dnat.go b/tencentcloud/resource_tc_nat_gateway_trule.go
similarity index 100%
rename from tencentcloud/resource_tc_dnat.go
rename to tencentcloud/resource_tc_nat_gateway_trule.go
diff --git a/tencentcloud/resource_tc_dnat_test.go b/tencentcloud/resource_tc_nat_gateway_trule_test.go
similarity index 98%
rename from tencentcloud/resource_tc_dnat_test.go
rename to tencentcloud/resource_tc_nat_gateway_trule_test.go
index 2107e9e5fb..48df6f4494 100644
--- a/tencentcloud/resource_tc_dnat_test.go
+++ b/tencentcloud/resource_tc_nat_gateway_trule_test.go
@@ -11,7 +11,7 @@ import (
 	"github.com/tencentcloudstack/terraform-provider-tencentcloud/tencentcloud/internal/helper"
 )
 
-func TestAccTencentCloudDnat_basic(t *testing.T) {
+func TestAccTencentCloudNatGatewayTransRule_basic(t *testing.T) {
 	t.Parallel()
 	var dnatId string