diff --git a/modules/i3plus-pojo-aps/src/main/java/cn/estsh/i3plus/pojo/aps/bean/ParentWork.java b/modules/i3plus-pojo-aps/src/main/java/cn/estsh/i3plus/pojo/aps/bean/ParentWork.java
index 87689a5..5ce6ed6 100644
--- a/modules/i3plus-pojo-aps/src/main/java/cn/estsh/i3plus/pojo/aps/bean/ParentWork.java
+++ b/modules/i3plus-pojo-aps/src/main/java/cn/estsh/i3plus/pojo/aps/bean/ParentWork.java
@@ -5,7 +5,6 @@ import cn.estsh.i3plus.pojo.aps.annotation.FieldAnnotation;
 import cn.estsh.i3plus.pojo.aps.common.BaseAPS;
 import cn.estsh.i3plus.pojo.aps.common.BeanRelation;
 import cn.estsh.i3plus.pojo.aps.holders.EParentWork;
-import cn.estsh.i3plus.pojo.aps.tool.APSDoubleTool;
 import com.fasterxml.jackson.annotation.JsonBackReference;
 import io.swagger.annotations.Api;
 import io.swagger.annotations.ApiParam;
@@ -44,6 +43,11 @@ public class ParentWork extends BaseAPS {
     @FieldAnnotation(property = false)
     private Integer serialNumber = 0;
 
+    @Column(name="POST_SERIAL_NUMBER")
+    @ApiParam(value ="子工作流水号")
+    @FieldAnnotation(property = false)
+    private Integer postSerialNumber = 0;
+
     @Column(name="NEW_SERIAL")
     @ApiParam(value ="拆分工作流水号")
     @FieldAnnotation(property = false)
@@ -59,27 +63,27 @@ public class ParentWork extends BaseAPS {
     @FieldAnnotation(property = false)
     private Long operationId;
 
-    public int getCodeNumber() {
-        for (int bitIndex = 0; bitIndex < 10; ++bitIndex) {
-            int value = 1 << bitIndex;
-            if ((this.serialNumber & value) == 0) {
-                this.serialNumber |= value;
-                newSerial = true;
-                return bitIndex;
-            }
-        }
-
-        return 0;
-    }
-
-    public void recoverNumber(int value) {
-        if (newSerial == null || !newSerial) {
-            return;
-        }
-
-        value = ~(1 << value);
-        this.serialNumber &= value;
-    }
+//    public int getCodeNumber() {
+//        for (int bitIndex = 0; bitIndex < 10; ++bitIndex) {
+//            int value = 1 << bitIndex;
+//            if ((this.serialNumber & value) == 0) {
+//                this.serialNumber |= value;
+//                newSerial = true;
+//                return bitIndex;
+//            }
+//        }
+//
+//        return 0;
+//    }
+//
+//    public void recoverNumber(int value) {
+//        if (newSerial == null || !newSerial) {
+//            return;
+//        }
+//
+//        value = ~(1 << value);
+//        this.serialNumber &= value;
+//    }
 
     public BaseOrder getProductOrder() {
         return BeanRelation.get(this, EParentWork.ProductOrder);
@@ -103,4 +107,70 @@ public class ParentWork extends BaseAPS {
     public List<Work> getWorks() {
         return BeanRelation.list(this, EParentWork.Works);
     }
+
+    public int createNew() {
+        return getPrevNumber() * 10;
+    }
+
+    public int createContinue(int number) {
+        number /= 10;
+        return number * 10 + getPostNumber();
+    }
+
+    private int getPrevNumber() {
+        for (int bitIndex = 1; bitIndex < 10; ++bitIndex) {
+            int value = 1 << bitIndex;
+            if ((this.serialNumber & value) == 0) {
+                this.serialNumber |= value;
+                this.newSerial = true;
+                return bitIndex ;
+            }
+        }
+
+        return 0;
+    }
+
+    private int getPostNumber() {
+        for (int bitIndex = 1; bitIndex < 10; ++bitIndex) {
+            int value = 1 << bitIndex;
+            if ((this.postSerialNumber & value) == 0) {
+                this.postSerialNumber |= value;
+                return bitIndex;
+            }
+        }
+
+        return 0;
+    }
+
+    public void cycleNumber(int number) {
+        if (newSerial == null || !newSerial) {
+            return;
+        }
+
+        cyclePrevNumber(number);
+        cyclePostNumber(number);
+    }
+
+    private void cyclePrevNumber(int number) {
+        if (number % 10 > 0) {
+            return;
+        }
+
+        number /= 10;
+        number = ~(1 << number);
+        this.serialNumber &= number;
+    }
+
+    private void cyclePostNumber(int number) {
+        number %= 10;
+        if (number == 0) {
+            return;
+        }
+        if (this.postSerialNumber == null) {
+            this.postSerialNumber = 0;
+        }
+
+        number = ~(1 << number);
+        this.postSerialNumber &= number;
+    }
 }