diff --git a/mes-module-heli/mes-module-heli-api/src/main/java/com/chanko/yunxi/mes/module/heli/enums/CodeEnum.java b/mes-module-heli/mes-module-heli-api/src/main/java/com/chanko/yunxi/mes/module/heli/enums/CodeEnum.java
index 5e83adcb..19bea94a 100644
--- a/mes-module-heli/mes-module-heli-api/src/main/java/com/chanko/yunxi/mes/module/heli/enums/CodeEnum.java
+++ b/mes-module-heli/mes-module-heli-api/src/main/java/com/chanko/yunxi/mes/module/heli/enums/CodeEnum.java
@@ -1,9 +1,10 @@
 package com.chanko.yunxi.mes.module.heli.enums;
 
 import lombok.Getter;
+import org.springframework.util.StringUtils;
 
-import java.math.BigDecimal;
-import java.text.DecimalFormat;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 
 /**
  * 编码枚举
@@ -21,7 +22,9 @@ public enum CodeEnum {
      * 客户 Cus+六位流水号
      * 供应商 Sup+六位流水号
      * 工序 Prs+六位流水号
-     * 仓库 St+四位流水号
+     * 仓库 Wa+四位流水号
+     * 入库单号 WI+年月日+4位流水号
+     * 出库单号 WO+年月日+4位流水号
      * */
     FACTORY("工厂", "Fa", 4),
     DEPT("部门", "De", 4),
@@ -31,32 +34,42 @@ public enum CodeEnum {
     SUPPLIER("供应商", "Sup", 6),
     PROCEDURE("工序", "Prs", 6),
     WAREHOUSE("仓库", "Wa", 4),
+    STOCK_IN("入库单", "WI", 4, "yyyyMMdd"),
+    STOCK_OUT("出库单", "WO", 4, "yyyyMMdd"),
     ;
 
 
     private String description;
     private String prefix;
-    private int length;
+    private int sequenceLength;
+    private String sequenceTemplate;
+    private String dateFormat;
 
-    CodeEnum(String description, String prefix, int length) {
+    CodeEnum(String description, String prefix, int sequenceLength) {
         this.description = description;
         this.prefix = prefix;
-        this.length = length;
+        this.sequenceLength = sequenceLength;
+        this.sequenceTemplate = "%s%0"+sequenceLength+"d";
     }
 
-    public String getCode(String suffix){
-        return this.length == 4 ? getCodeFourLength(this.prefix, suffix) : getCodeSixLength(this.prefix, suffix);
-    }
-
-    private static String getCodeSixLength(String prefix, String suffix){
-        String seqNo = suffix.length() > 6 ? suffix.substring(suffix.length() - 6) : suffix;
-        String realSeqNo = new DecimalFormat("000000").format(new BigDecimal(seqNo));
-        return String.format("%s%s", prefix, realSeqNo);
+    CodeEnum(String description, String prefix, int sequenceLength, String dateFormat) {
+        this.description = description;
+        this.prefix = prefix;
+        this.sequenceLength = sequenceLength;
+        this.dateFormat = dateFormat;
+        this.sequenceTemplate = "%s%s%0"+sequenceLength+"d";
     }
 
-    private static String getCodeFourLength(String prefix, String suffix){
-        String seqNo = suffix.length() > 4 ? suffix.substring(suffix.length() - 4) : suffix;
-        String realSeqNo = new DecimalFormat("0000").format(new BigDecimal(seqNo));
-        return String.format("%s%s", prefix, realSeqNo);
+    public String getCode(String suffix){
+        String sequenceNo = suffix.length() > this.sequenceLength ? suffix.substring(suffix.length() - this.sequenceLength) : suffix;
+        int length = !StringUtils.isEmpty(this.dateFormat) ? 3 : 2;
+        Object[] args = new Object[length];
+        int i = 0;
+        args[i++] = this.prefix;
+        if(!StringUtils.isEmpty(this.dateFormat)){
+            args[i++] = (new SimpleDateFormat("yyyyMMdd").format(new Date()));
+        }
+        args[i++] = Long.parseLong(sequenceNo);
+        return String.format(this.sequenceTemplate, args);
     }
 }