diff --git a/server/web3dbspider/services/events/ERC721Staking/redeem.js b/server/web3dbspider/services/events/ERC721Staking/redeem.js
index f2a9388..7f19ef7 100644
--- a/server/web3dbspider/services/events/ERC721Staking/redeem.js
+++ b/server/web3dbspider/services/events/ERC721Staking/redeem.js
@@ -24,6 +24,7 @@ class Redeem721 extends BaseEventProcess {
       'action': 'redeem721',
       'data': utils.jsonEncode(returnValues),
       'redee_time': utils.getUtcTime(),
+      'txhash': this.getTxHash(),
       'net_id': this.getNetId()
     };
     await this.callGameApi
diff --git a/server/web3dbspider/services/events/common/BaseEventProcess.js b/server/web3dbspider/services/events/common/BaseEventProcess.js
index 1275309..318f53a 100644
--- a/server/web3dbspider/services/events/common/BaseEventProcess.js
+++ b/server/web3dbspider/services/events/common/BaseEventProcess.js
@@ -19,6 +19,7 @@ class BaseEventProcess {
     this.eventProc = proc;
     this.eventDb = eventDb;
     this.returnValues = utils.jsonDecode(this.getEventDb()['return_values']);
+    this.txHash = this.getEventDb()['txhash'];
     this.bcEventConn = null;
     this.bcNftConn = null;
     this.gameConn = null;
@@ -75,6 +76,10 @@ class BaseEventProcess {
     return this.returnValues;
   }
 
+  getTxHash() {
+    return this.txHash;
+  }
+
   throwError(err) {
     const errMsg = this.genLogHead(err);
     throw new Error(errMsg);