diff --git a/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisWaybillServiceImpl.java b/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisWaybillServiceImpl.java
index 13678801f..01450bfba 100644
--- a/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisWaybillServiceImpl.java
+++ b/emis-biz/src/main/java/com/xdadan/erp/emis/service/impl/EmisWaybillServiceImpl.java
@@ -12,6 +12,8 @@ package com.xdadan.erp.emis.service.impl;
 
 import java.util.List;
 
+import cn.hutool.core.lang.Singleton;
+import cn.hutool.core.lang.Snowflake;
 import com.xdadan.erp.common.utils.DBUtil;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
@@ -79,9 +81,10 @@ public class EmisWaybillServiceImpl implements IEmisWaybillService
     @Override
     public int insertEmisWaybill(EmisWaybill emisWaybill)
     {
-        // 生成订单号
-        String orderSn="TNO"+ DBUtil.getSeqNoByLen(7);
-        emisWaybill.setOrderSn(orderSn);
+        Snowflake snowflake = Singleton.get(Snowflake.class, 1, 1, true);
+        Long orderId = snowflake.nextId();
+        String orderSn=DBUtil.getSeqNoByLen(7);
+        emisWaybill.setOrderSn(orderId.toString());
         return emisWaybillMapper.insertEmisWaybill(emisWaybill);
     }