fix

api/controllers/CoinController.php

@@ -291,7 +291,7 @@ class CoinController extends BaseController
 
         $query = Coin::find()
             ->select('id, sid, icon, name, optional_name, nickname, platform, chain, address as contract_address, treaty')
-            ->where(['platform_id' => (int)$platform_id])
+            ->where(['>', "find_in_set($platform_id, platform_id)", 0])
             ->orderBy('id');
 
         if (false != $chain) {