diff --git a/src/pages/Container/SafetyEvalBusiness/ProjectFlow/SurveyContent.js b/src/pages/Container/SafetyEvalBusiness/ProjectFlow/SurveyContent.js
index 13194d9..5c591d7 100644
--- a/src/pages/Container/SafetyEvalBusiness/ProjectFlow/SurveyContent.js
+++ b/src/pages/Container/SafetyEvalBusiness/ProjectFlow/SurveyContent.js
@@ -1,5 +1,5 @@
 import React, { useState, useEffect } from "react";
-import { Form, Button, Flex, Typography, Steps, Tag, Card, Table, message, Popover, Image } from "antd";
+import { Form, Button, Flex, Typography, Steps, Tag, Card, Table, message, Popover, Image, Checkbox } from "antd";
 import { CheckCircleFilled, DownloadOutlined } from "@ant-design/icons";
 import { Connect } from "@cqsjjb/jjb-dva-runtime";
 import { NS_SAFETY_EVAL_BUSINESS } from "~/enumerate/namespace";
@@ -153,6 +153,9 @@ const RectificationNoticePanel = ({ readOnly }) => (
         <Typography.Paragraph type="secondary" style={{ margin: 0 }}>本节点不在线编制整改通知，只归档机构已出具的《整改通知单》文件；上传成功即完成，后续可替换修改。</Typography.Paragraph>
       </div>
     </div>
+    <Form.Item name="majorHazardCheckbox" valuePropName="checked" style={{ marginBottom: 16 }}>
+      <Checkbox disabled={readOnly}>是否存在重大隐患</Checkbox>
+    </Form.Item>
     <AttachmentUpload
       name="RECTIFICATION_NOTICE"
       label="整改通知单"
@@ -235,6 +238,9 @@ const SurveyContent = ({ readOnly, ...props }) => {
       STAGES.forEach((s) => {
         values[s.key] = map[s.key] || [];
       });
+      // 回填整改通知单的 checkbox 字段
+      const rectItem = (res?.data || []).find((item) => item.attachTypeCode === "RECTIFICATION_NOTICE");
+      values.majorHazardCheckbox = rectItem?.checkbox === 1;
       form.setFieldsValue(values);
     }
   };
@@ -302,10 +308,15 @@ const SurveyContent = ({ readOnly, ...props }) => {
     }
     for (const s of STAGES) {
       const fileList = values[s.key] || [];
+      const validFiles = fileList.filter((f) => f.status === "done" && f.url);
+      if (validFiles.length === 0) continue;
       payload.push({
         projectId,
         attachTypeCode: s.key,
         fileUrl: JSON.stringify(fileList),
+        ...(s.key === "RECTIFICATION_NOTICE"
+          ? { checkbox: values.majorHazardCheckbox ? 1 : 0 }
+          : {}),
       });
     }
     const res = await props.evalSurveySaveAttach(payload);