diff --git a/doc/BlockChain.py b/doc/BlockChain.py
index 6e1ce89b..4030351e 100644
--- a/doc/BlockChain.py
+++ b/doc/BlockChain.py
@@ -102,6 +102,7 @@ class BlockChain(object):
                 'response': [
                     _common.RspHead(),
                     ['trans_id', '', '事务id'],
+                    ['order_id', '', '订单id'],
                     ['!params', [''], '合约参数列表'],
                 ]
             },
diff --git a/webapp/controller/BlockChainController.class.php b/webapp/controller/BlockChainController.class.php
index 5c0d001a..5465b2c6 100644
--- a/webapp/controller/BlockChainController.class.php
+++ b/webapp/controller/BlockChainController.class.php
@@ -34,7 +34,7 @@ use models\BcOrder;
 use models\Mall;
 use models\TransactionPrefee;
 
-use services\BlockChainService;
+use BlockChainService;
 
 class BlockChainController extends BaseAuthedController {
 
@@ -396,22 +396,21 @@ class BlockChainController extends BaseAuthedController {
             return;
         }
 
-        $rspObj = services\BlockChainService::gameItemMarketBuy(
+        $rspObj = BlockChainService::gameItemMarketBuy(
             Transaction::BUY_GOODS_FROM_MARKET_ACTION_TYPE,
-            $goods['seller_address'],
-            $goods['currency'],
-            $goods['price'],
-            $goods['item_id'],
-            $goods['item_num']
+            $goodsDb['seller_address'],
+            $goodsDb['currency'],
+            $goodsDb['price'],
+            $goodsDb['item_id'],
+            $goodsDb['item_num'],
+            $goodsDb['order_id']
         );
 
-        if (!$this->markOrderBuyStatus($idx)) {
-            myself()-_rspErr(1, 'buy failed, update order status failed, idx:' . $idx);
-            return;
-        }
+        Mall::buy($goodsUuid, $address);
 
         $this->_rspData(array(
             'trans_id' => $rspObj['trans_id'],
+            'order_id' => $goodsDb['order_id'],
             'params' => $rspObj['params'],
         ));
     }
diff --git a/webapp/models/Mall.php b/webapp/models/Mall.php
index f2846524..b85af783 100644
--- a/webapp/models/Mall.php
+++ b/webapp/models/Mall.php
@@ -84,6 +84,21 @@ class Mall extends BaseModel {
             );
     }
 
+    public static function buy($goodsUuid, $buyer)
+    {
+        SqlHelper::update
+            (myself()->_getMysql(''),
+             't_mall',
+             array(
+                 'goods_uuid' => $goodsUuid
+             ),
+             array(
+                 'last_buyer' => $buyer,
+                 'last_buy_time' => myself()->_getNowTime()
+             )
+            );
+    }
+
     public static function toDto($row)
     {
         $cancelCd = -1;
diff --git a/webapp/services/BlockChainService.php b/webapp/services/BlockChainService.php
index 91fbea09..3e40c7f0 100644
--- a/webapp/services/BlockChainService.php
+++ b/webapp/services/BlockChainService.php
@@ -103,7 +103,7 @@ class BlockChainService {
         c
      */
 
-    public static function gameItemMarketBuy($actionType, $owner_address, $currency, $price, $itemId, $itemNum)
+    public static function gameItemMarketBuy($actionType, $owner_address, $currency, $price, $itemId, $itemNum, $orderId)
     {
         if (!($actionType > Transaction::BUY_BEGIN_ACTION_TYPE &&
               $actionType < Transaction::BUY_END_ACTION_TYPE)) {
@@ -126,6 +126,7 @@ class BlockChainService {
             'currency' => $currency,
             'price' => $price,
             'seller' => $owner_address,
+            'order_id' => $orderId,
             'net_id' => NET_ID
         );
         {