diff --git a/components/configurable-query/configurable-query.component.ts b/components/configurable-query/configurable-query.component.ts
index 502a5f6f..a2b82cd2 100644
--- a/components/configurable-query/configurable-query.component.ts
+++ b/components/configurable-query/configurable-query.component.ts
@@ -49,9 +49,16 @@ export class NzxConfigurableQueryComponent
   /** 初始化时，主动查询 */
   @Input() initQuery = false;
 
-  /** 查询重置时会触发抛出查询参数 */
+  /**
+   * 下个版本即将废弃请使用 queryChange和resetChange
+   *
+   * 查询重置时会触发抛出查询参数
+   * @deprecated
+   *  */
   @Output() queryParamsChange = new EventEmitter<NzxQueryParams>();
+  /** 重置时会触发抛出查询参数 */
   @Output() queryChange = new EventEmitter<NzxQueryParams>();
+  /** 查询时会触发抛出查询参数 */
   @Output() resetChange = new EventEmitter<NzxQueryParams>();
 
   queryParams: NzxQueryParams = {};
diff --git a/components/package.json b/components/package.json
index e931df47..4d7e42f1 100644
--- a/components/package.json
+++ b/components/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ng-zorro-antd-extension",
-  "version": "15.1.0",
+  "version": "15.2.0",
   "license": "MIT",
   "description": "An extension based on ng-zorro-antd",
   "keywords": [
diff --git a/components/trim/public-api.ts b/components/trim/public-api.ts
index 34ab7d2b..e8b6dad8 100644
--- a/components/trim/public-api.ts
+++ b/components/trim/public-api.ts
@@ -3,4 +3,5 @@
  * found in the LICENSE file at https://github.com/NG-ZORRO/ng-zorro-antd/blob/master/LICENSE
  */
 
+export * from './trim.directive';
 export * from './trim.module';
diff --git a/docs/changelog/chnagelog.md b/docs/changelog/chnagelog.md
index 093fbbdc..d1f03431 100644
--- a/docs/changelog/chnagelog.md
+++ b/docs/changelog/chnagelog.md
@@ -11,4 +11,7 @@ order: 1
 
 ### 新功能
 
-- 增加 trim 组件，支持去除输入框前后空格
+- 增加 nzxTrim 指令，支持去除输入框前后空格
+- 增加查询连接器指令，方便链接 nz-table 和查询组件进行查询，支持当前界面缓存
+- nzx-configurable-query 组件增加 queryChange 和 resetChange 事件区分查询和重置
+- util 包增加 trimObject 函数，用来清除对象中的空属性值
diff --git a/package.json b/package.json
index fad9d6f9..637c2237 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ng-zorro-antd-extension",
-  "version": "15.1.0",
+  "version": "15.2.0",
   "license": "MIT",
   "description": "An extension based on ng-zorro-antd",
   "keywords": [