diff --git a/webapp/controller/BagController.class.php b/webapp/controller/BagController.class.php
index c3f4d8f5..fd1ed797 100644
--- a/webapp/controller/BagController.class.php
+++ b/webapp/controller/BagController.class.php
@@ -10,6 +10,7 @@ require_once('models/Bag.php');
 require_once('models/Hero.php');
 require_once('models/User.php');
 require_once('models/DiamondConsumeProduct.php');
+require_once('models/RealtimeData.php');
 
 
 require_once('services/AwardService.php');
@@ -22,6 +23,7 @@ use phpcommon\SqlHelper;
 use models\Bag;
 use models\Hero;
 use models\User;
+use models\RealtimeData;
 use models\DiamondConsumeProduct;
 use services\LogService;
 
@@ -391,33 +393,28 @@ class BagController extends BaseAuthedController {
                 return;
             }
         }
-
-        $lootMeta =  mt\LootConfig::find($itemMeta['loot']);
-        if ($lootMeta['isAffected']){
-//            $lucky = Hero::getAccountLucky(myself()->_getAddress());
-            $lucky = Hero::getAccountLuckyTemp();
-            $luckyParam = \mt\Parameter::getVal('economy_account_luck_K',0);
-
-            $rangeArr = explode("|",\mt\Parameter::getVal('economy_account_luck_range',0));
-            $rate = ($rangeArr[1]-$rangeArr[0]) * $lucky/($lucky+$luckyParam) + $rangeArr[0];
-            $rnd = rand() / (mt_getrandmax() + 1);
-            $items = array();
-            if ($rnd <= $rate){
-                $itemsTemp = \services\LootService::dropOutItem($itemMeta['loot']);
-                    foreach ($itemsTemp as $itemTemp){
-                        array_push($items,$itemTemp);
-                    }
-            }
-
+        if ($itemMeta['quality'] > 3){
+            $maxCec = \mt\Parameter::getVal('CEC_ServerDailyLootMax_Special',1500);
+            $nameIndex = RealtimeData::CEC_NAME_INDEX2;
         }else{
+            $maxCec = \mt\Parameter::getVal('CEC_ServerDailyLootMax_Normal',500);
+            $nameIndex = RealtimeData::CEC_NAME_INDEX1;
+        }
             $items = array();
             for ($i=0;$i<$itemNum;$i++){
                 $itemsTemp = \services\LootService::dropOutItem($itemMeta['loot']);
                 foreach ($itemsTemp as $itemTemp){
-                    array_push($items,$itemTemp);
+                    if ($itemTemp['item_id'] == V_ITEM_BCEG){
+                        $currentOutPutCec = RealtimeData::getDailyCec($nameIndex);
+                        if ($currentOutPutCec + $itemTemp['item_num'] <= $maxCec){
+                            RealtimeData::incDailyCec($nameIndex,$itemTemp['item_num']);
+                            array_push($items,$itemTemp);
+                        }
+                    }else{
+                        array_push($items,$itemTemp);
+                    }
                 }
             }
-        }
         $hashItems = array();
         foreach ($items as $item){
             if (isset($hashItems[$item['item_id']])){
diff --git a/webapp/models/RealtimeData.php b/webapp/models/RealtimeData.php
index c0864732..ff7c8f6e 100644
--- a/webapp/models/RealtimeData.php
+++ b/webapp/models/RealtimeData.php
@@ -126,4 +126,44 @@ class RealtimeData extends BaseModel {
         return $row ? $row : '';
     }
 
+    public static function getDailyCec($nameIndex)
+    {
+        $row = self::internalGet("daily_output_cec_".$nameIndex);
+        if (!$row){
+            return 0;
+        }
+        if (myself()->_getDaySeconds($row['modifytime']) < myself()->_getNowDaySeconds()) {
+            $row['value1'] = 0;
+        }
+        return $row['value1'];
+    }
+
+    public static function incDailyCec($nameIndex,$value){
+        $oldValue = self::getDailyCec($nameIndex);
+        self::internalSet('daily_output_cec_'.$nameIndex,$oldValue+$value);
+    }
+
+    private static function internalSet($name,$value){
+        SqlHelper::upsert
+        (myself()->_getMysql(''),
+            't_realtime_data',
+            array(
+                'name' => $name
+            ),
+            array(
+                'value1' => $value,
+                'modifytime' => myself()->_getNowTime()
+            ),
+            array(
+                'name' => $name,
+                'value1' => $value,
+                'createtime' => myself()->_getNowTime(),
+                'modifytime' => myself()->_getNowTime()
+            )
+        );
+    }
+
+    const CEC_NAME_INDEX1 = "normal";
+    const CEC_NAME_INDEX2 = "special";
+
 }
diff --git a/webapp/services/ContributionService.php b/webapp/services/ContributionService.php
index 939cf837..61ca9e8c 100644
--- a/webapp/services/ContributionService.php
+++ b/webapp/services/ContributionService.php
@@ -5,10 +5,10 @@ namespace services;
 class ContributionService extends BaseService {
 
     private static $ignoreCa = array(
-        'BlockChain@mintGoldBullion',
-        'InGameMall@sellS',
-        'InGameMall@buyS',
-        'InGameMall@shoppingCartBuyS',
+        'BlockChain@mintGoldBullion'=>1,
+        'InGameMall@sellS'=>2,
+        'InGameMall@buyS'=>3,
+        'InGameMall@shoppingCartBuyS'=>4,
     );
 
     public static function onGoldConsume($params) {