diff --git a/webapp/services/NftService.php b/webapp/services/NftService.php
index 457d9d3c..d42498e1 100644
--- a/webapp/services/NftService.php
+++ b/webapp/services/NftService.php
@@ -164,6 +164,14 @@ class NftService extends BaseService {
         }
     }
 
-
+    public static function hasLockedNft($accountAddress)
+    {
+        $nftList = Nft::getNftListByType($accountAddress, Nft::HERO_TYPE);
+        if (empty($nftList) || count($nftList) <= 0) {
+            return false;
+        } else {
+            return true;
+        }
+    }
 
 }