diff --git a/shkd-cosmic-debug/src/main/java/shkd/fi/er/plugin/formplugin/ContractbillFromPlugin.java b/shkd-cosmic-debug/src/main/java/shkd/fi/er/plugin/formplugin/ContractbillFromPlugin.java
index 5ac436c..c569575 100644
--- a/shkd-cosmic-debug/src/main/java/shkd/fi/er/plugin/formplugin/ContractbillFromPlugin.java
+++ b/shkd-cosmic-debug/src/main/java/shkd/fi/er/plugin/formplugin/ContractbillFromPlugin.java
@@ -4,6 +4,8 @@ import kd.bos.dataentity.entity.DynamicObject;
 import kd.bos.dataentity.entity.DynamicObjectCollection;
 import kd.bos.dataentity.metadata.IDataEntityProperty;
 import kd.bos.entity.datamodel.IDataModel;
+import kd.bos.entity.datamodel.events.AfterDeleteRowEventArgs;
+import kd.bos.entity.datamodel.events.BeforeDeleteRowEventArgs;
 import kd.bos.entity.datamodel.events.ChangeData;
 import kd.bos.entity.datamodel.events.PropertyChangedArgs;
 import kd.bos.form.plugin.AbstractFormPlugin;
@@ -46,17 +48,14 @@ public class ContractbillFromPlugin extends AbstractFormPlugin {
     @Override
     public void propertyChanged(PropertyChangedArgs e) {
         super.propertyChanged(e);
-        IDataModel model = this.getModel();
         String name = e.getProperty().getName();
         ChangeData[] changeSet = e.getChangeSet();
         ChangeData changeData = changeSet[0];
-
-
         switch (name){
             case "contractparty" :
                 DynamicObject newValue = (DynamicObject)changeData.getNewValue();
                 this.getModel().setValue("costcompany",newValue);
-            case "orientryamount":
+            case "orientryamount"://监听税额变化
                 DynamicObjectCollection expenseentryentity = this.getModel().getEntryEntity("expenseentryentity");
                 BigDecimal orientryamounttotal = BigDecimal.ZERO;
                 BigDecimal taxamounttotal = BigDecimal.ZERO;
@@ -67,9 +66,40 @@ public class ContractbillFromPlugin extends AbstractFormPlugin {
                     orientryamounttotal = orientryamounttotal.add(orientryamount);
                     taxamounttotal = taxamounttotal.add(taxamount);
                 }
-                BigDecimal divide = orientryamounttotal.divide(taxamounttotal, 2, 4); //计算税率
-                this.getModel().setValue("taxrate",divide);
-
+                if (orientryamounttotal.compareTo(BigDecimal.ZERO) != 0){
+                    BigDecimal divide = taxamounttotal.divide(orientryamounttotal, 4, 4); //计算税率
+                    divide = divide.multiply(new BigDecimal(100));
+                    this.getModel().setValue("billtaxrate",divide);
+                }else {
+                    this.getModel().setValue("billtaxrate",0);
+                }
         }
     }
+
+
+    @Override
+    public void afterDeleteRow(AfterDeleteRowEventArgs e) {
+        super.afterDeleteRow(e);
+        String name = e.getEntryProp().getName();
+        if (name.equals("expenseentryentity")){
+            DynamicObjectCollection expenseentryentity = this.getModel().getEntryEntity("expenseentryentity");
+            BigDecimal orientryamounttotal = BigDecimal.ZERO;
+            BigDecimal taxamounttotal = BigDecimal.ZERO;
+            for(int i = 0;i<expenseentryentity.size();i++){
+                DynamicObject dynamicObject = expenseentryentity.get(i);
+                BigDecimal orientryamount = dynamicObject.getBigDecimal("orientryamount");
+                BigDecimal taxamount = dynamicObject.getBigDecimal("taxamount");
+                orientryamounttotal = orientryamounttotal.add(orientryamount);
+                taxamounttotal = taxamounttotal.add(taxamount);
+            }
+            if (orientryamounttotal.compareTo(BigDecimal.ZERO) != 0){
+                BigDecimal divide = taxamounttotal.divide(orientryamounttotal, 2, 4); //计算税率
+                divide = divide.multiply(new BigDecimal(100));
+                this.getModel().setValue("billtaxrate",divide);
+            }else {
+                this.getModel().setValue("billtaxrate",0);
+            }
+        }
+    }
+
 }