diff --git a/src/main/java/com/supervision/chat/controller/TestController.java b/src/main/java/com/supervision/chat/controller/TestController.java
index efc6442..4b61716 100644
--- a/src/main/java/com/supervision/chat/controller/TestController.java
+++ b/src/main/java/com/supervision/chat/controller/TestController.java
@@ -1,6 +1,5 @@
 package com.supervision.chat.controller;
 
-import cn.hutool.core.io.FileUtil;
 import cn.hutool.json.JSONUtil;
 import com.supervision.chat.client.CustomMultipartFile;
 import com.supervision.chat.client.LangChainChatService;
@@ -9,15 +8,10 @@ import com.supervision.chat.client.dto.DeleteFileDTO;
 import com.supervision.chat.client.dto.LangChainChatRes;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
-import org.springframework.core.io.InputStreamResource;
-import org.springframework.core.io.Resource;
-import org.springframework.mock.web.MockMultipartFile;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
-import org.springframework.web.service.annotation.PostExchange;
 
 import java.io.IOException;
-import java.util.concurrent.Executors;
 
 @Slf4j
 @RequestMapping("chat/test/")
diff --git a/src/main/java/com/supervision/police/service/impl/NoteRecordSplitServiceImpl.java b/src/main/java/com/supervision/police/service/impl/NoteRecordSplitServiceImpl.java
index 786d1fa..a85c9cf 100644
--- a/src/main/java/com/supervision/police/service/impl/NoteRecordSplitServiceImpl.java
+++ b/src/main/java/com/supervision/police/service/impl/NoteRecordSplitServiceImpl.java
@@ -14,6 +14,7 @@ import com.supervision.common.utils.IPages;
 import com.supervision.common.utils.ListUtils;
 import com.supervision.common.utils.StringUtils;
 import com.supervision.config.BusinessException;
+import com.supervision.demo.dto.QARecordNodeDTO;
 import com.supervision.minio.domain.MinioFile;
 import com.supervision.minio.mapper.MinioFileMapper;
 import com.supervision.minio.service.MinioService;
@@ -21,16 +22,14 @@ import com.supervision.neo4j.service.Neo4jService;
 import com.supervision.police.domain.*;
 import com.supervision.police.dto.NoteRecordDTO;
 import com.supervision.police.dto.NoteRecordDetailDTO;
-import com.supervision.police.mapper.NoteRecordSplitMapper;
 import com.supervision.police.mapper.NoteRecordMapper;
+import com.supervision.police.mapper.NoteRecordSplitMapper;
 import com.supervision.police.service.*;
-import com.supervision.demo.dto.QARecordNodeDTO;
 import com.supervision.utils.RecordRegexUtil;
 import com.supervision.utils.WordReadUtil;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.mock.web.MockMultipartFile;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;