diff --git a/order-management-consumer/src/main/java/com/dxhy/order/consumer/modules/manager/service/impl/PushInvoiceServiceImpl.java b/order-management-consumer/src/main/java/com/dxhy/order/consumer/modules/manager/service/impl/PushInvoiceServiceImpl.java
index eb9499d0..7be886a1 100644
--- a/order-management-consumer/src/main/java/com/dxhy/order/consumer/modules/manager/service/impl/PushInvoiceServiceImpl.java
+++ b/order-management-consumer/src/main/java/com/dxhy/order/consumer/modules/manager/service/impl/PushInvoiceServiceImpl.java
@@ -603,7 +603,7 @@ public class PushInvoiceServiceImpl implements PushInvoiceService {
             headerMap.put("Authorization",md5Encode);
             String param = JSONObject.toJSONString(outputInvoiceRequest);
             if(StringUtils.isNotBlank(param) && param.length() > 400){
-                param = param.substring(400);
+                param = param.substring(0,400);
             }
             log.info("call image check request url：{}，header：{}，parameter：{}",invoiceConfig.getSnYxUrl(),JSONObject.toJSONString(headerMap),param);
             String body = HttpRequest.post(invoiceConfig.getSnYxUrl()).addHeaders(headerMap).body(JSONObject.toJSONString(outputInvoiceRequest)).timeout(300000).execute().body();