diff --git a/zh-cn/application-dev/reference/apis/js-apis-data-rdb.md b/zh-cn/application-dev/reference/apis/js-apis-data-rdb.md
index b6002b56a15734dad120e99f9d414735f8749f12..98b8ce1371be0d84fabfd636becd59e2a5d85df1 100644
--- a/zh-cn/application-dev/reference/apis/js-apis-data-rdb.md
+++ b/zh-cn/application-dev/reference/apis/js-apis-data-rdb.md
@@ -1541,7 +1541,7 @@ remoteQuery(device: string, table: string, predicates: RdbPredicates, columns: A
 **示例：**
 
 ```js
-let predicates = new rdb.RdbPredicates('EPLOYEE')
+let predicates = new data_rdb.RdbPredicates('EPLOYEE')
 predicates.greaterThan("id", 0)
 rdbStore.remoteQuery("deviceId", "EPLOYEE", predicates, function(err, resultSet){
     if (err) {
@@ -1579,7 +1579,7 @@ remoteQuery(device: string, table: string, predicates: RdbPredicates, columns: A
 **示例：**
 
 ```js
-let predicates = new rdb.RdbPredicates('EPLOYEE')
+let predicates = new data_rdb.RdbPredicates('EPLOYEE')
 predicates.greaterThan("id", 0)
 let promise = rdbStore.remoteQuery("deviceId", "EMPLOYEE", predicates)
 promise.then((resultSet) => {