diff --git a/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixMapper.java b/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixMapper.java
index 84cbede976..6a8755a131 100644
--- a/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixMapper.java
+++ b/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixMapper.java
@@ -27,6 +27,7 @@ package com.yxt.anrui.oa.biz.oaappendix;
 
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 import org.apache.ibatis.annotations.Select;
 
 import java.util.List;
@@ -38,4 +39,7 @@ public interface OaAppendixMapper extends BaseMapper<OaAppendix> {
     List<OaAppendix> fetchByLinkSid(String linkSid);
 
     int deleteByLinkSid(String sid);
+
+    @Select("select * from oa_appendix where linkSid = #{linkSid} and fileType = #{fileType}")
+    List<OaAppendix> fetchByLinkSid2(@Param("linkSid") String linkSid, @Param("fileType") String type);
 }
\ No newline at end of file
diff --git a/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixService.java b/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixService.java
index 7dc206c120..6edd1b0027 100644
--- a/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixService.java
+++ b/yxt-oa/src/main/java/com/yxt/anrui/oa/biz/oaappendix/OaAppendixService.java
@@ -91,4 +91,14 @@ public class OaAppendixService extends MybatisBaseService<OaAppendixMapper, OaAp
         }
         return files;
     }
+
+    public List<String> selectByLinkSid(String sid, String type) {
+        List<OaAppendix> fileList = baseMapper.fetchByLinkSid2(sid, type);
+        List<String> files = new ArrayList<>();
+        for (OaAppendix oaAppendix : fileList) {
+            String url = fileUploadComponent.getUrlPrefix() + oaAppendix.getFilePath();
+            files.add(url);
+        }
+        return files;
+    }
 }
\ No newline at end of file