diff --git a/server/web3tools/app.js b/server/web3tools/app.js
index 4aab79e..77cbf52 100644
--- a/server/web3tools/app.js
+++ b/server/web3tools/app.js
@@ -35,7 +35,7 @@ let seqId = 1;
 const outJson = [];
 json.forEach(
   (item) => {
-    for (let i = 0; i < 2; ++i) {
+    for (let i = 0; i < 1; ++i) {
       const outItem = {};
       outItem['address'] = bcutils.toNormalAddress(item['address']);
       if (!bcutils.isValidAddress(item['address'])) {
@@ -45,7 +45,7 @@ json.forEach(
       outItem['type'] = 'hero';
       outItem['item_id'] = heroList[utils.randRange(0, 7)];
       outItem['level'] = 1;
-      outItem['quality'] = 4;
+      outItem['quality'] = 2;
       outItem['token_id'] = bchelper.genAirDropTokenId(airDropDate, utils.pad(seqId, 7));
       outJson.push(outItem);
       ++seqId;