upda

app/Services/ConfigService.php

@@ -157,7 +157,8 @@ class ConfigService extends BaseService
         $result = json_decode($result, true);
         $rate = number_format($result['usd']['cnh'], 2);
         $info = self::findOne(['field' => 'exchange_rate_rmb']);
-        $info->val = $rate;
+        //在原有基础上 增加0.15 的汇率
+        $info->val = bcadd($rate, 0.15, 2);
         $info->save();
         return $result;
     }