diff --git a/main/java/shkd/repc/resm/formplugin/InvestigationPlanFormPlugin.java b/main/java/shkd/repc/resm/formplugin/InvestigationPlanFormPlugin.java
new file mode 100644
index 0000000..0662744
--- /dev/null
+++ b/main/java/shkd/repc/resm/formplugin/InvestigationPlanFormPlugin.java
@@ -0,0 +1,75 @@
+package shkd.repc.resm.formplugin;
+
+import kd.bos.bill.AbstractBillPlugIn;
+import kd.bos.dataentity.entity.DynamicObject;
+import kd.bos.dataentity.entity.DynamicObjectCollection;
+import kd.bos.entity.datamodel.events.ChangeData;
+import kd.bos.entity.datamodel.events.PropertyChangedArgs;
+import kd.bos.servicehelper.BusinessDataServiceHelper;
+import kd.sdk.plugin.Plugin;
+
+/**
+ * 考察计划单据界面插件
+ */
+public class InvestigationPlanFormPlugin extends AbstractBillPlugIn implements Plugin {
+
+
+    /**
+     * 值更新事件：当供应商字段发生变化时，携带联系人数据。
+     * @param e
+     */
+    @Override
+    public void propertyChanged(PropertyChangedArgs e) {
+        super.propertyChanged(e);
+        String name = e.getProperty().getName();//字段名称
+        if("suppliername".equals(name)){
+            String supplierType = "";
+            String supplierTypeName = "";
+            ChangeData[] changeSet = e.getChangeSet();
+            ChangeData changeData = changeSet[0];
+            DynamicObject newValue = (DynamicObject) changeData.getNewValue();
+            int rowIndex = changeData.getRowIndex();//当前更新供应商字段的行号
+            Object supplierclassification = this.getModel().getValue("supplierclassification");//获取单头的供应商分类
+            if (newValue != null){
+                Object pkValue = newValue.getPkValue();
+                String suppliersource = (String) this.getModel().getValue("suppliersource", rowIndex);//获取供应商类型
+                if("resm_regsupplier".equals(suppliersource)){//潜在供应商
+                    supplierType = "resm_regsupplier";
+                    supplierTypeName = "group";
+                }else {//正式供应商
+                    supplierType = "resm_official_supplier";
+                    supplierTypeName = "apt_group";
+                }
+                DynamicObject dynamicObject = BusinessDataServiceHelper.loadSingle(pkValue, supplierType);//加载供应商数据
+                DynamicObjectCollection entry_linkman = dynamicObject.getDynamicObjectCollection("entry_linkman");//获取联系人分录
+                for (DynamicObject object : entry_linkman) {
+                    if (object.getBoolean("isdefault_linkman")){//选择默认联系人
+                        String contactperson = object.getString("contactperson");//名称
+                        String contactphone = object.getString("contactphone");//手机号
+                        this.getModel().setValue("qeug_supplieruname",contactperson,rowIndex);//供应商联系人名称赋值
+                        this.getModel().setValue("suppliercontact",contactphone,rowIndex);//供应商联系方式赋值
+                        break;
+                    }
+                }
+                if (supplierclassification == null){
+                    DynamicObjectCollection apt_group = dynamicObject.getDynamicObjectCollection(supplierTypeName);
+                    if (apt_group != null){
+                        DynamicObject fbasedataid = apt_group.get(0).getDynamicObject("fbasedataid");
+                        this.getModel().setValue("detail_supplierclassifica",fbasedataid,rowIndex);//供应商分类赋值
+                    }else {
+                        this.getView().showTipNotification("该供应商-供应商分类数据异常,请维护！");
+                    }
+                }
+
+            }else {
+                if (supplierclassification == null){
+                    this.getModel().setValue("detail_supplierclassifica",null,rowIndex);//清除供应商分类
+                }
+                this.getModel().setValue("qeug_supplieruname",null,rowIndex);//清除联系人名称
+                this.getModel().setValue("suppliercontact",null,rowIndex);//清除联系人联系方式
+            }
+
+
+        }
+    }
+}
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