diff --git a/code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/form/ContractSettleBillPlugin.java b/code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/form/ContractSettleBillPlugin.java
index d59979f..d8ced26 100644
--- a/code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/form/ContractSettleBillPlugin.java
+++ b/code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/form/ContractSettleBillPlugin.java
@@ -16,16 +16,29 @@ import kd.bos.servicehelper.operation.SaveServiceHelper;
 import kd.ec.contract.formplugin.settle.ContractSettleCommonEditPlugin;
 import kd.sdk.plugin.Plugin;
 
+import java.math.BigDecimal;
 import java.util.EventObject;
 
 /**
  * 单据界面插件
  * 合同结算公共插件插件
  */
-public class ContractSettleBillPlugin extends ContractSettleCommonEditPlugin{
+public class ContractSettleBillPlugin  extends AbstractBillPlugIn implements Plugin {
 
     @Override
-    protected void setDateEditMinAndMaxDate() {
-//        super.setDateEditMinAndMaxDate();
+    public void afterLoadData(EventObject e) {
+        super.afterLoadData(e);
+        Object contractObj = this.getModel().getValue("contract");
+        if (contractObj instanceof DynamicObject) {
+            DynamicObject contract = (DynamicObject) contractObj;
+            boolean ismultirate = contract.getBoolean("ismultirate");
+            if (ismultirate) {
+                BigDecimal avgtaxrate = contract.getBigDecimal("avgtaxrate");
+                this.getModel().setValue("avgtaxrate", avgtaxrate);
+                this.getModel().setValue("curavgtaxrate", avgtaxrate);
+                this.getView().updateView("avgtaxrate");
+                this.getView().updateView("curavgtaxrate");
+            }
+        }
     }
 }
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