diff --git a/fi/shkd-fi-fi/src/main/java/shkd/fi/fi/formplugin/PurOrderBillFormExtPlugin.java b/fi/shkd-fi-fi/src/main/java/shkd/fi/fi/formplugin/PurOrderBillFormExtPlugin.java
new file mode 100644
index 0000000..2e1eb1c
--- /dev/null
+++ b/fi/shkd-fi-fi/src/main/java/shkd/fi/fi/formplugin/PurOrderBillFormExtPlugin.java
@@ -0,0 +1,147 @@
+package shkd.fi.fi.formplugin;
+
+import kd.bos.dataentity.entity.DynamicObject;
+import kd.bos.dataentity.entity.DynamicObjectCollection;
+import kd.bos.entity.datamodel.events.PropertyChangedArgs;
+import kd.bos.form.field.BasedataEdit;
+import kd.bos.form.field.events.BeforeF7SelectEvent;
+import kd.bos.form.field.events.BeforeF7SelectListener;
+import kd.bos.form.plugin.AbstractFormPlugin;
+import kd.bos.orm.query.QFilter;
+import kd.bos.servicehelper.BusinessDataServiceHelper;
+import kd.bos.servicehelper.org.OrgServiceHelper;
+import org.apache.commons.lang3.ObjectUtils;
+
+import java.util.*;
+
+/**
+ * 采购订单表单插件
+ *
+ */
+public class PurOrderBillFormExtPlugin extends AbstractFormPlugin implements BeforeF7SelectListener {
+
+    private static final String DEPT = "dept";
+
+    private static final String OPERATOR = "operator";
+
+    private static final String ENTRY_ENTITY = "entryentity";
+
+    @Override
+    public void registerListener(EventObject e) {
+        super.registerListener(e);
+        BasedataEdit baseData =  this.getView().getControl(DEPT);
+        baseData.addBeforeF7SelectListener(this);
+    }
+
+    @Override
+    public void beforeF7Select(BeforeF7SelectEvent beforeF7SelectEvent) {
+        String propertyName = beforeF7SelectEvent.getProperty().getName();
+        if (DEPT.equals(propertyName)){
+            QFilter filter = new QFilter("id", QFilter.in, listMatchDeptId());
+            beforeF7SelectEvent.setCustomQFilters(Collections.singletonList(filter));
+        }
+    }
+
+    @Override
+    public void propertyChanged(PropertyChangedArgs e) {
+        super.propertyChanged(e);
+        if (OPERATOR.equals(e.getProperty().getName())){
+            setDefaultDept();
+        }
+    }
+
+    /**
+     * 设置默认采购部门
+     *
+     */
+    private void setDefaultDept() {
+        Optional<DynamicObject> user = getUser();
+        if (!user.isPresent()) {
+            return;
+        }
+        //部门信息分录
+        DynamicObjectCollection departEntries = user.get().getDynamicObjectCollection(ENTRY_ENTITY);
+        Set<Long> orgIds = listOrgSubUnitId();
+        DynamicObject targetDept = null;
+        for (DynamicObject departEntry : departEntries) {
+            //部门
+            DynamicObject dept = departEntry.getDynamicObject("dpt");
+            //部门ID
+            long deptId = dept.getLong("id");
+            if (!orgIds.contains(dept.getLong("id"))) {
+                continue;
+            }
+            //是否兼职
+            boolean isPartJob = departEntry.getBoolean("ispartjob");
+            //选取未兼职分录第一行 && 在采购组织下游
+            if (ObjectUtils.isEmpty(targetDept) && orgIds.contains(deptId)) {
+                targetDept = dept;
+            }
+            //存在兼职分录行
+            if (isPartJob) {
+                //分录行部门属于采购组织下游行政组织
+                targetDept = dept;
+                break;
+            }
+        }
+        this.getModel().setValue(DEPT, targetDept);
+    }
+
+    private Optional<DynamicObject> getUser() {
+        DynamicObject operator = (DynamicObject) this.getModel().getValue(OPERATOR);
+        if (ObjectUtils.isEmpty(operator)){
+            return Optional.empty();
+        }
+        long userId = operator.getDynamicObject("operatorid").getLong("id");
+        DynamicObject user = BusinessDataServiceHelper.loadSingle("bos_user", "id,dpt,ispartjob", new QFilter[]{new QFilter("id", QFilter.equals, userId)});
+        return Optional.ofNullable(user);
+    }
+
+    /**
+     * 获取采购组织下游业务单元ID列表
+     *
+     * @return 业务单元ID列表
+     */
+    private Set<Long> listOrgSubUnitId(){
+        Set<Long> result = new HashSet<>(16);
+        DynamicObject org = (DynamicObject) this.getModel().getValue("org");
+        if (ObjectUtils.isEmpty(org)){
+            return result;
+        }
+        //查询组织下游行政组织ID列表
+        List<Long> subOrgIds = OrgServiceHelper.getOrgAllSubIds(org.getLong("id"), "01", true);
+        result.addAll(subOrgIds);
+        return result;
+    }
+
+    private Set<Long> listUserDeptId(){
+        Set<Long> result = new HashSet<>(16);
+        Optional<DynamicObject> user = getUser();
+        if (!user.isPresent()){
+            return result;
+        }
+        //部门信息分录
+        DynamicObjectCollection departEntries = user.get().getDynamicObjectCollection(ENTRY_ENTITY);
+        for (DynamicObject departEntry : departEntries) {
+            result.add(departEntry.getLong("dpt.id"));
+        }
+        return result;
+    }
+
+    /**
+     * 获取与采购组织匹配的采购部门ID列表
+     *
+     * @return 采购部门ID列表
+     */
+    private Set<Long> listMatchDeptId(){
+        Set<Long> orgSubUnitId = listOrgSubUnitId();
+        Set<Long> userDeptIds = listUserDeptId();
+        Set<Long> result = new HashSet<>(16);
+        for (long userDeptId : userDeptIds) {
+            if (orgSubUnitId.contains(userDeptId)){
+                result.add(userDeptId);
+            }
+        }
+        return result;
+    }
+}
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