diff --git a/src/components/exam/ExamPrintPanel.tsx b/src/components/exam/ExamPrintPanel.tsx
index dca6a7b..7d324c0 100644
--- a/src/components/exam/ExamPrintPanel.tsx
+++ b/src/components/exam/ExamPrintPanel.tsx
@@ -2,7 +2,7 @@ import { useEffect, useRef, useState } from 'react';
 import * as pdfjsLib from 'pdfjs-dist';
 import pdfjsWorker from 'pdfjs-dist/build/pdf.worker.min.mjs?url';
 
-import { getDaojiandanPdf as getDaojiandanPdfApi, submitDaojiandanSign } from '../../api';
+import { getDaojiandanPdf as getDaojiandanPdfApi, submitDaojiandanSign, editDaojiandanPrintStatus } from '../../api';
 import type { ExamClient } from '../../data/mockData';
 import { setExamActionRecord, setDaojiandanPdf, getDaojiandanPdf } from '../../utils/examActions';
 import type { SignaturePadHandle } from '../ui';
@@ -78,6 +78,14 @@ export const ExamPrintPanel = ({ client }: { client: ExamClient }) => {
         });
         // 记录打印导检单是否签名操作
         setExamActionRecord(examId, 'printSign', true);
+
+        // 更新导检单打印状态
+        try {
+          await editDaojiandanPrintStatus({ exam_id: examId });
+        } catch (err) {
+          console.error('更新导检单打印状态失败', err);
+          // 不阻塞主流程，仅记录错误
+        }
       } else {
         setSubmitMessage(res.Message || '签名提交失败');
       }