diff --git a/webapp/controller/BlockChainController.class.php b/webapp/controller/BlockChainController.class.php
index 6d1e88d5..d067cb3d 100644
--- a/webapp/controller/BlockChainController.class.php
+++ b/webapp/controller/BlockChainController.class.php
@@ -205,8 +205,24 @@ class BlockChainController extends BaseAuthedController {
             return;
         }
 
-
-
+        $this->internalBcCall(
+            array(
+                'c' => 'BcService',
+                'a' => 'evolveChip',
+                'account_id' => myself()->_getAccountId(),
+                'session_id' => myself()->_getSessionId(),
+                'account' => myself()->_getOpenId(),
+                'token_id1' => $tokenId1,
+                'token_ids' => $tokenIds
+            ),
+            array(
+                'action' => Transaction::EVOLVE_721_ACTION_TYPE,
+                'tokenId' => $tokenId1,
+                'itemType' => 0,
+                'itemUniId' => 0,
+                'itemId' => 0
+            )
+        );
     }
 
     public function mintShardBatchUser()