diff --git a/aws/config.go b/aws/config.go
index c9a1081e2e7..8c8d2a7bd35 100644
--- a/aws/config.go
+++ b/aws/config.go
@@ -224,6 +224,9 @@ func (c *AWSClient) IsChinaCloud() bool {
 	if c.region == "cn-north-1" {
 		return true
 	}
+	if c.region == "cn-northwest-1" {
+		return true
+	}
 	return false
 }
 
@@ -503,6 +506,7 @@ func (c *Config) ValidateRegion() error {
 		"ap-southeast-2",
 		"ca-central-1",
 		"cn-north-1",
+		"cn-northwest-1",
 		"eu-central-1",
 		"eu-west-1",
 		"eu-west-2",