diff --git a/server/web3bcspider/services/pull_bcevent.js b/server/web3bcspider/services/pull_bcevent.js
index 8f7adef..3fdd6c9 100644
--- a/server/web3bcspider/services/pull_bcevent.js
+++ b/server/web3bcspider/services/pull_bcevent.js
@@ -8,7 +8,6 @@ class PullBcEvent extends BaseService {
 
   async init(bc, net, event) {
     this.conn = conn;
-    this.cb = cb;
     this.lastBlockNumber = 0;
     this.bc = bc;
     this.net = net;
@@ -66,7 +65,6 @@ class PullBcEvent extends BaseService {
     for (let i in events) {
       while (true) {
         try {
-          await this.cb(events[i]);
           await this.saveToDb(events[i]);
           break;
         } catch (err) {