diff --git a/server/web3helper/metadata/Present.js b/server/web3helper/metadata/Present.js
index 7c7effe..e6abb91 100644
--- a/server/web3helper/metadata/Present.js
+++ b/server/web3helper/metadata/Present.js
@@ -17,6 +17,10 @@ class Present extends basewrap.BaseWrap {
     return 1;
   }
 
+  getTags() {
+    return '1';
+  }
+
 }
 
 module.exports = Present;
diff --git a/server/web3helper/services/present.js b/server/web3helper/services/present.js
index 99e915e..41eb854 100644
--- a/server/web3helper/services/present.js
+++ b/server/web3helper/services/present.js
@@ -72,6 +72,7 @@ class Present extends BaseService {
 
           ['bc_mint_itemid', itemId],
           ['bc_mint_token_type', tokenType],
+          ['bc_mint_tags', presentMeta.getTags()],
 
           ['createtime', this.nowTime],
           ['modifytime', this.nowTime]
diff --git a/server/web3server/present.js b/server/web3server/present.js
index 9a8f3ac..f56b3be 100644
--- a/server/web3server/present.js
+++ b/server/web3server/present.js
@@ -158,7 +158,7 @@ class Present {
           ['token_id', this.getTokenId()],
           ['token_type', this.presentDb['bc_mint_token_type']],
           ['item_id', this.presentDb['bc_mint_itemid']],
-          ['tags', this.presentDb['tags']],
+          ['tags', this.presentDb['bc_mint_tags']],
           ['game_id', this.presentDb['game_id']],
           ['owner_address', this.presentDb['account']],
           ['createtime', nowTime],
diff --git a/server/web3server/presentmgr.js b/server/web3server/presentmgr.js
index 9d743ca..28ef706 100644
--- a/server/web3server/presentmgr.js
+++ b/server/web3server/presentmgr.js
@@ -41,7 +41,7 @@ class PresentMgr {
       {
         const {err, row} = await db.execQueryOne(
           'SELECT max(idx) max_idx FROM t_present', []);
-        if (!err) {
+        if (!err && row['max_idx'] != null) {
           maxIdx = row['max_idx'];
         }
       }