diff --git a/server/web3helper/controllers/bcservice.js b/server/web3helper/controllers/bcservice.js
index 05d0231..db99e6e 100644
--- a/server/web3helper/controllers/bcservice.js
+++ b/server/web3helper/controllers/bcservice.js
@@ -26,8 +26,8 @@ function genIdx() {
 function genTokenId() {
   const tokenId = bcutils.genTokenId(
     1006,
-    bcutils.BC_FUNC_GUILD,
-    this.nowTime,
+    bcutils.BC_FUNC_PRESENT,
+    utils.getUtcTime(),
     1,
     genIdx()
   );
@@ -102,7 +102,7 @@ async function presentItem(session) {
 
   {
     const nowTime = utils.getUtcTime();
-    const tokenId = this.genTokenId(name);
+    const tokenId = genTokenId();
     const fieldsList = [
       ['bc_mint_tokenid', tokenId],
       ['unikey', uniKey],
@@ -116,7 +116,7 @@ async function presentItem(session) {
       ['createtime', nowTime],
       ['modifytime', nowTime]
     ];
-    const {err} = await this.conn.insert(
+    const {err} = await conn.insert(
       't_mint',
       fieldsList
     );
diff --git a/third_party/j7 b/third_party/j7
index d72af66..b4c9842 160000
--- a/third_party/j7
+++ b/third_party/j7
@@ -1 +1 @@
-Subproject commit d72af66b36ce9c76e4dcf7163222bfad40f88150
+Subproject commit b4c98428459cc04b89982ebd2094912c536bbf15