diff --git a/server/web3dbspider/services/events/HERO/transfer.js b/server/web3dbspider/services/events/HERO/transfer.js
index e89392c..c9a11ac 100644
--- a/server/web3dbspider/services/events/HERO/transfer.js
+++ b/server/web3dbspider/services/events/HERO/transfer.js
@@ -1,18 +1,30 @@
 const log = require('j7/log');
+const bcutils = require('j7/bcutils');
 const utils = require('j7/utils');
 const BaseEventProcess = require('../common/BaseEventProcess');
+const metaFactory = require('../../../metadata/factory');
 
 class Transfer extends BaseEventProcess {
 
   async start() {
     const returnValues = this.getReturnValues();
+    const from = returnValues['from'];
+    const to = returnValues['to'];
+    const tokenId = returnValues['tokenId'];
+
     await this.add721NftRefresh
     (
       this.getNetId(),
       this.getContractAddress(),
       this.getContractName(),
-      returnValues['tokenId']
+      tokenId
     );
+    if (bcutils.isSysAddress(from)) {
+      const airDropMeta = metaFactory.getAirDrop(tokenId);
+      if (airDropMeta) {
+
+      }
+    }
     await this.markOk();
   }