diff --git a/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java b/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java
index dc82b66..bfa11a7 100644
--- a/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java
+++ b/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java
@@ -75,7 +75,7 @@
      */
     @RequestMapping(value = "/batchDelete")
     @ResponseBody
-    public Object delete(@RequestParam("backpackInfoIds") List<Long> backpackInfoIds) {
+    public Object batchDelete(@RequestParam("backpackInfoIds") List<Long> backpackInfoIds) {
         backpackInfoService.deleteBatchIds(backpackInfoIds);
         return ResponseData.success();
     }

diff --git a/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java b/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java
index dc82b66..bfa11a7 100644
--- a/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java
+++ b/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/controller/BackpackController.java
@@ -75,7 +75,7 @@
      */
     @RequestMapping(value = "/batchDelete")
     @ResponseBody
-    public Object delete(@RequestParam("backpackInfoIds") List<Long> backpackInfoIds) {
+    public Object batchDelete(@RequestParam("backpackInfoIds") List<Long> backpackInfoIds) {
         backpackInfoService.deleteBatchIds(backpackInfoIds);
         return ResponseData.success();
     }
diff --git a/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/dao/BackpackInfoMapper.java b/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/dao/BackpackInfoMapper.java
index 1c5e029..1d008ef 100644
--- a/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/dao/BackpackInfoMapper.java
+++ b/casic-car-support/src/main/java/com/casic/missiles/modular/backpack/dao/BackpackInfoMapper.java
@@ -7,6 +7,8 @@
 import com.casic.missiles.modular.backpack.model.BackpackInfo;
 import org.apache.ibatis.annotations.Param;
 
+import java.io.Serializable;
+import java.util.Collection;
 import java.util.List;
 
 /**
@@ -20,4 +22,7 @@
     List<BackpackInfo> selectListByWrapper(@Param("ew") EntityWrapper<BackpackInfo> ew);
 
     List<BackpackInfo> selectPageByWrapper(@Param("page") Page page, @Param("ew") EntityWrapper<BackpackInfo> ew);
+
+    @Override
+    Integer deleteBatchIds(@Param("list") Collection<? extends Serializable> idList);
 }