diff --git a/lc123/cloud/app/plugin/form/pm/PurOrderBillCheckMaterialStatePlugin.java b/lc123/cloud/app/plugin/form/pm/PurOrderBillCheckMaterialStatePlugin.java
new file mode 100644
index 0000000..f2fd4d4
--- /dev/null
+++ b/lc123/cloud/app/plugin/form/pm/PurOrderBillCheckMaterialStatePlugin.java
@@ -0,0 +1,36 @@
+package tqq9.lc123.cloud.app.plugin.form.pm;
+
+import kd.bos.bill.AbstractBillPlugIn;
+import kd.bos.dataentity.entity.DynamicObject;
+import kd.bos.entity.datamodel.events.ChangeData;
+import kd.bos.entity.datamodel.events.PropertyChangedArgs;
+import kd.bos.orm.query.QFilter;
+import kd.bos.servicehelper.QueryServiceHelper;
+
+/**
+ * 采购订单界面插件
+ *      物料发生变更验证该物料是否正在变更
+ */
+public class PurOrderBillCheckMaterialStatePlugin extends AbstractBillPlugIn {
+
+
+    @Override
+    public void propertyChanged(PropertyChangedArgs e) {
+        super.propertyChanged(e);
+        String name = e.getProperty().getName();
+        ChangeData[] changeSet = e.getChangeSet();
+        int rowIndex = changeSet[0].getRowIndex();
+        if("material".equals(name)){
+            DynamicObject material = (DynamicObject) this.getModel().getValue("material", rowIndex);//物料采购信息
+            DynamicObject masterid = material.getDynamicObject("masterid");//物料
+            String materialNumber = masterid.getString("number");
+            QFilter f = new QFilter("name", "=", materialNumber + "_copy");
+            //是否存在正在修改的数据
+            boolean isExist = QueryServiceHelper.exists("bd_material", new QFilter[]{f});
+            if(isExist){
+                this.getView().showTipNotification("请注意，物料["+masterid.getString("name")+"]正在修改流程中。");
+            }
+
+        }
+    }
+}