diff --git a/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryTerminalCodeController.java b/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryTerminalCodeController.java
index ddef3d0a..36a1d2af 100644
--- a/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryTerminalCodeController.java
+++ b/evcs-modules/evcs-core/src/main/java/com/xhpc/evcs/api/QueryTerminalCodeController.java
@@ -31,11 +31,12 @@ public class QueryTerminalCodeController {
             if (null != qRCode) {
                 resp.setRet(EvcsConst.RET_SUCC);
                 resp.setMsg("success");
-                String terminalCode = qRCode.substring(qRCode.length() - 16);
+                String terminalCode = qRCode.split("=")[1];
                 queryTerminalCodeResponse.setTerminalCode(terminalCode);
                 resp.setData(JSONUtil.toJSONString(queryTerminalCodeResponse));
             }
         }
         return resp;
     }
+
 }