diff --git a/webapp/controller/BagController.class.php b/webapp/controller/BagController.class.php
index c5ba6a40..94e132a0 100644
--- a/webapp/controller/BagController.class.php
+++ b/webapp/controller/BagController.class.php
@@ -3,8 +3,10 @@
 require_once('mt/Parameter.php');
 require_once('mt/Item.php');
 require_once('mt/Drop.php');
+require_once('mt/Hero.php');
 
 require_once('models/Bag.php');
+require_once('models/Hero.php');
 
 require_once('services/AwardService.php');
 require_once('services/PropertyChgService.php');
@@ -13,6 +15,7 @@ require_once('services/NameService.php');
 
 use phpcommon\SqlHelper;
 use models\Bag;
+use models\Hero;
 
 class BagController extends BaseAuthedController {
 
@@ -228,6 +231,19 @@ class BagController extends BaseAuthedController {
     {
         $errCode = 0;
         $errMsg = '';
+        $heroUniId = $param1;
+        $heroDb = Hero::find($heroUniId);
+        if (!$heroDb) {
+            $this->_rspErr(1, "You don't have the hero yet");
+            return;
+        }
+        Hero::addTili($heroUniId, $itemMeta['param1']);
+        Bag::decItemByUnIid($heroUniId, $itemNum);
+        $this->propertyChgService->addBagChg();
+        $this->propertyChgService->addHeroChg();
+        $this->_rspData(array(
+            'property_chg' => $this->propertyChgService->toDto(),
+        ));
     }
 
     private function useDurabilityDrug($itemDb, $itemMeta, $itemNum, $param1, $param2, $param3)
diff --git a/webapp/models/Bag.php b/webapp/models/Bag.php
index bc834406..cb1d180b 100644
--- a/webapp/models/Bag.php
+++ b/webapp/models/Bag.php
@@ -161,4 +161,22 @@ class Bag extends BaseModel {
             );
     }
 
+    public static function decItemByUnIid($itemUniId, $itemNum)
+    {
+        SqlHelper::update
+            (myself()->_getSelfMysql(),
+             't_bag',
+             array(
+                 'account_id' => myself()->_getAccountId(),
+                 'idx' => $itemUniId,
+             ),
+             array(
+                 'item_num' => function () use($itemNum) {
+                     return "GREATEST(0, item_num - ${itemNum})";
+                 },
+                 'modifytime' => myself()->_getNowTime(),
+             )
+            );
+    }
+
 }
diff --git a/webapp/models/Hero.php b/webapp/models/Hero.php
index a02cc677..c66c8e66 100644
--- a/webapp/models/Hero.php
+++ b/webapp/models/Hero.php
@@ -215,4 +215,14 @@ class Hero extends BaseModel {
         }
     }
 
+    public static function addTili($heroUniId, $tili)
+    {
+        self::update($heroUniId,
+                     array(
+                         'hero_tili' => function () use($tili) {
+                             return "hero_tili + ${tili}";
+                         },
+                     ));
+    }
+
 }