diff --git a/tencentcloud/services/ccn/resource_tc_ccn_route_table_input_policies.go b/tencentcloud/services/ccn/resource_tc_ccn_route_table_input_policies.go
index 4046111889..134c9da68f 100644
--- a/tencentcloud/services/ccn/resource_tc_ccn_route_table_input_policies.go
+++ b/tencentcloud/services/ccn/resource_tc_ccn_route_table_input_policies.go
@@ -62,13 +62,13 @@ func ResourceTencentCloudCcnRouteTableInputPolicies() *schema.Resource {
 									"name": {
 										Type:        schema.TypeString,
 										Required:    true,
-										Description: "condition type.",
+										Description: "Condition type. Example value: `instance-type`, `instance-region`, `instance-id`, `cidr-block`.",
 									},
 									"values": {
 										Type:        schema.TypeList,
 										Required:    true,
 										Elem:        &schema.Schema{Type: schema.TypeString},
-										Description: "List of conditional values.",
+										Description: "List of conditional values. Example value:\n `instance-type`: `VPC`, `VPNGW`, `DIRECTCONNECT`\n `instance-region`: `ap-guangzhou`\n `instance-id`: `vpc-axrsmmrv`, `dcg-oxad32f7`, `vpngw-33p5vnwd`\n `cidr-block`: `172.0.0.0/8`.",
 									},
 									"match_pattern": {
 										Type:        schema.TypeInt,
diff --git a/website/docs/r/ccn_route_table_input_policies.html.markdown b/website/docs/r/ccn_route_table_input_policies.html.markdown
index d4f9821ac7..3ef39f5d75 100644
--- a/website/docs/r/ccn_route_table_input_policies.html.markdown
+++ b/website/docs/r/ccn_route_table_input_policies.html.markdown
@@ -100,8 +100,12 @@ The `policies` object supports the following:
 The `route_conditions` object of `policies` supports the following:
 
 * `match_pattern` - (Required, Int) Matching mode, `1` precise matching, `0` fuzzy matching.
-* `name` - (Required, String) condition type.
-* `values` - (Required, List) List of conditional values.
+* `name` - (Required, String) Condition type. Example value: `instance-type`, `instance-region`, `instance-id`, `cidr-block`.
+* `values` - (Required, List) List of conditional values. Example value:
+ `instance-type`: `VPC`, `VPNGW`, `DIRECTCONNECT`
+ `instance-region`: `ap-guangzhou`
+ `instance-id`: `vpc-axrsmmrv`, `dcg-oxad32f7`, `vpngw-33p5vnwd`
+ `cidr-block`: `172.0.0.0/8`.
 
 ## Attributes Reference