diff --git a/code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/operate/EntCostSplitAuditOp.java b/code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/operate/EntCostSplitAuditOp.java
new file mode 100644
index 0000000..be22e0e
--- /dev/null
+++ b/code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/operate/EntCostSplitAuditOp.java
@@ -0,0 +1,55 @@
+package zcgj.zcdev.zcdev.pr.plugin.operate;
+
+import kd.bos.dataentity.entity.DynamicObject;
+import kd.bos.dataentity.entity.DynamicObjectCollection;
+import kd.bos.entity.operate.result.OperationResult;
+import kd.bos.entity.plugin.AbstractOperationServicePlugIn;
+import kd.bos.entity.plugin.args.AfterOperationArgs;
+import kd.bos.orm.query.QCP;
+import kd.bos.orm.query.QFilter;
+import kd.bos.servicehelper.BusinessDataServiceHelper;
+import kd.bos.servicehelper.operation.SaveServiceHelper;
+
+import java.util.ArrayList;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Set;
+
+/**
+ * 企业成本核算审核操作插件
+ * 说明：1、审核通过后反写项目中默认项目字段值
+ */
+public class EntCostSplitAuditOp extends AbstractOperationServicePlugIn {
+    @Override
+    public void afterExecuteOperationTransaction(AfterOperationArgs e) {
+        super.afterExecuteOperationTransaction(e);
+
+        OperationResult operationResult = getOperationResult();
+        List<Object> successPkIds = operationResult.getSuccessPkIds();
+
+        for (Object model : successPkIds) {
+            long id = (long) model;
+            QFilter f1 = new QFilter("id", "=", id);
+            DynamicObject entCostSplit = BusinessDataServiceHelper.loadSingle("ecco_entcostsplit",
+                    "entryentity,entryentity.project", new QFilter[]{f1});//企业成本核算
+
+            Set<String> uniqueNumbers = new HashSet<>();
+            DynamicObjectCollection entryEntityCollection = entCostSplit.getDynamicObjectCollection("entryentity");//企业费用成本分摊明细分录
+            for (DynamicObject entryEntity : entryEntityCollection) {
+                DynamicObject project = entryEntity.getDynamicObject("project");//项目
+                if (project != null) {
+                    String number = project.getString("number");//项目编号
+                    uniqueNumbers.add(number);
+                }
+            }
+            if (!uniqueNumbers.isEmpty()) {
+                QFilter[] qFilters = new QFilter[]{new QFilter("billno", QCP.in, uniqueNumbers.toArray())};
+                DynamicObject[] ec_projects = BusinessDataServiceHelper.load("ec_project", "id,zcgj_init", qFilters);//项目
+                for (DynamicObject ec_project : ec_projects) {
+                    ec_project.set("zcgj_init", true);//默认项目
+                    SaveServiceHelper.update(ec_project);//更新项目数据
+                }
+            }
+        }
+    }
+}