diff --git a/webapp/controller/BlockChainController.class.php b/webapp/controller/BlockChainController.class.php
index e044abf5..dc2c1e83 100644
--- a/webapp/controller/BlockChainController.class.php
+++ b/webapp/controller/BlockChainController.class.php
@@ -161,6 +161,37 @@ class BlockChainController extends BaseAuthedController {
             'item_uniid' => $itemUniId,
             'item_id' => $itemId
         );
+        {
+            $url = self::getWeb3ServiceUrl();
+            $response = '';
+            if (!phpcommon\HttpClient::get
+                ($url,
+                 $params,
+                 $response)) {
+                phpcommon\sendError(500,  'server internal error');
+                die();
+                return;
+            }
+            $rspObj = json_decode($response, true);
+            if ($rspObj['errcode'] == 0) {
+                $transId = $rspObj['trans_id'];
+                Transaction::add(
+                    $transId,
+                    Transaction::MINT_721_ACTION_TYPE,
+                    $tokenId,
+                    $tokenType,
+                    $itemUniId,
+                    $itemId
+                );
+                myself()->_rspData(array(
+                    'trans_id' => $transId,
+                    'params' => $rspObj['params']
+                ));
+            } else {
+                phpcommon\sendError(500,  'server internal error');
+                return;
+            }
+        }
     }
 
 }
diff --git a/webapp/models/Transaction.php b/webapp/models/Transaction.php
index 08d1efad..9e30a94a 100644
--- a/webapp/models/Transaction.php
+++ b/webapp/models/Transaction.php
@@ -5,7 +5,7 @@ namespace models;
 use mt;
 use phpcommon\SqlHelper;
 
-class Transaction extends BaseModel {
+class Transactionxo extends BaseModel {
 
     const MINT_721_ACTION_TYPE = 1;
     const MINT_1155_ACTION_TYPE = 2;
@@ -43,6 +43,22 @@ class Transaction extends BaseModel {
         return $row;
     }
 
+    public static function add($transId, $action, $tokenId, $tokenType, $itemUniId, $itemId)
+    {
+        SqlHelper::insert(
+            't_transaction',
+            array(
+                'account_id' => myself()->_getAccountId(),
+                'trans_id' => $transId,
+                'action' => $action,
+                'token_id' => $tokenId,
+                'token_type' => $tokenType,
+                'item_uniid' => $itemUniId,
+                'item_id' => $itemId,
+            )
+        );
+    }
+
     public static function getActionDesc($transDb)
     {
         switch ($transDb['action']) {