diff --git a/src/main/java/com/dreamchaser/depository_manage/converter/ExcelDepositoryInfoConverter.java b/src/main/java/com/dreamchaser/depository_manage/converter/ExcelDepositoryInfoConverter.java
index 045e5e23..62b0d7db 100644
--- a/src/main/java/com/dreamchaser/depository_manage/converter/ExcelDepositoryInfoConverter.java
+++ b/src/main/java/com/dreamchaser/depository_manage/converter/ExcelDepositoryInfoConverter.java
@@ -23,10 +23,9 @@ import java.util.List;
 @Component
 public class ExcelDepositoryInfoConverter implements Converter<Integer> {
 
+    private static ExcelDepositoryInfoConverter excelDepositoryInfoConverter;
     @Autowired
-    private  DepositoryService depositoryService;
-
-    private static  ExcelDepositoryInfoConverter excelDepositoryInfoConverter;
+    private DepositoryService depositoryService;
 
     @Override
     public Class supportJavaTypeKey() {
@@ -40,14 +39,12 @@ public class ExcelDepositoryInfoConverter implements Converter<Integer> {
 
     @Override
     public Integer convertToJavaData(ReadCellData<?> cellData, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) throws Exception {
-        List<Depository> depositoryAll = excelDepositoryInfoConverter.depositoryService.findDepositoryAll();
         Integer data = 0;
-        for (int i = 0; i < depositoryAll.size(); i++) {
-            if(cellData.getStringValue().equals(depositoryAll.get(i).getCode())){
-                data = depositoryAll.get(i).getId();
-            }
+        Depository depository = excelDepositoryInfoConverter.depositoryService.findDepositoryByCode(cellData.getStringValue());
+        if (depository != null) {
+            data = depository.getId();
         }
-        if(data == 0){
+        if (data == 0) {
             throw new RuntimeException("没有该仓库");
         }
         return data;
@@ -55,18 +52,17 @@ public class ExcelDepositoryInfoConverter implements Converter<Integer> {
 
     @Override
     public WriteCellData<String> convertToExcelData(Integer value, ExcelContentProperty contentProperty, GlobalConfiguration globalConfiguration) throws Exception {
-        List<Depository> depositoryAll = excelDepositoryInfoConverter.depositoryService.findDepositoryAll();
+        Depository depository = excelDepositoryInfoConverter.depositoryService.findDepositoryById(value);
         String data = "";
-        for (int i = 0; i < depositoryAll.size(); i++) {
-            if(Integer.compare(value,depositoryAll.get(i).getId()) == 0){
-                data = depositoryAll.get(i).getCode();
-            }
+        if(depository != null) {
+            data = depository.getCode();
         }
+
         return new WriteCellData<>(data);
     }
 
     @PostConstruct
-    public void init(){
+    public void init() {
         excelDepositoryInfoConverter = this;
         excelDepositoryInfoConverter.depositoryService = this.depositoryService;
     }
diff --git a/src/main/java/com/dreamchaser/depository_manage/service/DepositoryService.java b/src/main/java/com/dreamchaser/depository_manage/service/DepositoryService.java
index aab8de0e..63caed21 100644
--- a/src/main/java/com/dreamchaser/depository_manage/service/DepositoryService.java
+++ b/src/main/java/com/dreamchaser/depository_manage/service/DepositoryService.java
@@ -96,6 +96,7 @@ public interface DepositoryService {
     List<Depository> findDepositoryAll();
 
 
+
     /**
      * 根据主键id将仓库状态改为删除
      * @param id
diff --git a/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java b/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java
index 994db7a0..0e68eb88 100644
--- a/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java
+++ b/src/main/java/com/dreamchaser/depository_manage/service/impl/ExcelServiceImpl.java
@@ -158,9 +158,11 @@ public class ExcelServiceImpl implements ExcelService {
                 errMsg.addAll(strings);
             }
         }
-        System.out.println(ExcelFileInfoPool.getUserExcelMaterialInfo(userByPort.getNumber()).size());
-
-        readResult.put("dataList", ExcelFileInfoPool.getUserExcelMaterialInfo(userByPort.getNumber()));
+        List<ExcelInfoForMaterial> userExcelMaterialInfo = ExcelFileInfoPool.getUserExcelMaterialInfo(userByPort.getNumber());
+        if(userExcelMaterialInfo == null){
+            userExcelMaterialInfo = new ArrayList<>();
+        }
+        readResult.put("dataList", userExcelMaterialInfo);
 
         // 4.2删除临时文件
         boolean deleteFile = FileUtil.deleteFile(new File(filePath));
@@ -269,7 +271,12 @@ public class ExcelServiceImpl implements ExcelService {
             }
         }
 
-        readResult.put("dataList", ExcelFileInfoPool.getUserExcelMaterialTypeInfo(userByPort.getNumber()));
+        List<ExcelInfoByMT> userExcelMaterialTypeInfo = ExcelFileInfoPool.getUserExcelMaterialTypeInfo(userByPort.getNumber());
+        if(userExcelMaterialTypeInfo == null){
+            userExcelMaterialTypeInfo = new ArrayList<>();
+        }
+
+        readResult.put("dataList", userExcelMaterialTypeInfo);
 
 
         // 4.2删除临时文件
@@ -382,7 +389,11 @@ public class ExcelServiceImpl implements ExcelService {
         }
 
 
-        readResult.put("dataList", ExcelFileInfoPool.getUserExcelInventoryInfo(userByPort.getNumber()));
+        List<ExcelInfoByInventory> userExcelInventoryInfo = ExcelFileInfoPool.getUserExcelInventoryInfo(userByPort.getNumber());
+        if(userExcelInventoryInfo == null){
+            userExcelInventoryInfo = new ArrayList<>();
+        }
+        readResult.put("dataList", userExcelInventoryInfo);
 
         // 4.2删除临时文件
         boolean deleteFile = FileUtil.deleteFile(new File(filePath));