diff --git a/src/main/java/com/labelsys/backend/controller/PlatformCompanyAdminController.java b/src/main/java/com/labelsys/backend/controller/PlatformCompanyAdminController.java
index 350e70e..b7d33db 100644
--- a/src/main/java/com/labelsys/backend/controller/PlatformCompanyAdminController.java
+++ b/src/main/java/com/labelsys/backend/controller/PlatformCompanyAdminController.java
@@ -54,7 +54,7 @@ public class PlatformCompanyAdminController {
         return Result.success(UserResponse.from(userService.createCompanyAdmin(UserContext.requireUser(), request)));
     }
 
-        @Operation(summary = "创建系统工程师管理员")
+        @Operation(summary = "创建系统管理员")
     @PostMapping("/system-engineer")
     public Result<UserResponse> createSystemEngineerAdmin(@Valid @RequestBody CreateSystemEngineerAdminRequest request) {
         return Result.success(UserResponse.from(userService.createSystemEngineerAdmin(UserContext.requireUser(), request)));
diff --git a/src/main/java/com/labelsys/backend/controller/SourceResourceController.java b/src/main/java/com/labelsys/backend/controller/SourceResourceController.java
index 7d6b45e..2891642 100644
--- a/src/main/java/com/labelsys/backend/controller/SourceResourceController.java
+++ b/src/main/java/com/labelsys/backend/controller/SourceResourceController.java
@@ -37,7 +37,7 @@ public class SourceResourceController {
 
     @Operation(summary = "分页查询资源")
     @GetMapping
-    public Result<PageResult<SourceResourceResponse>> page(@ParameterObject SourceResourcePageQuery query) {
+    public Result<PageResult<SourceResourceResponse>> page(@ParameterObject @ModelAttribute SourceResourcePageQuery query) {
         return Result.success(sourceResourceService.pageResources(UserContext.requireUser(), query));
     }
 
diff --git a/src/main/java/com/labelsys/backend/mapper/SourceResourceMapper.java b/src/main/java/com/labelsys/backend/mapper/SourceResourceMapper.java
index e583fea..b6eefd7 100644
--- a/src/main/java/com/labelsys/backend/mapper/SourceResourceMapper.java
+++ b/src/main/java/com/labelsys/backend/mapper/SourceResourceMapper.java
@@ -8,4 +8,6 @@ import org.apache.ibatis.annotations.Param;
 public interface SourceResourceMapper extends BaseMapper<SourceResource> {
 
     List<SourceResource> selectByCompanyIdAndIds(@Param("companyId") Long companyId, @Param("resourceIds") List<Long> resourceIds);
+    
+    SourceResource selectByCompanyIdAndResourceName(@Param("companyId") Long companyId, @Param("resourceName") String resourceName);
 }
\ No newline at end of file
diff --git a/src/main/java/com/labelsys/backend/service/ObjectStorageInitializer.java b/src/main/java/com/labelsys/backend/service/ObjectStorageInitializer.java
new file mode 100644
index 0000000..ead66ce
--- /dev/null
+++ b/src/main/java/com/labelsys/backend/service/ObjectStorageInitializer.java
@@ -0,0 +1,62 @@
+package com.labelsys.backend.service;
+
+import org.springframework.boot.context.event.ApplicationReadyEvent;
+import org.springframework.context.event.EventListener;
+import org.springframework.stereotype.Component;
+
+import com.labelsys.backend.config.ObjectStorageProperties;
+
+import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
+import software.amazon.awssdk.services.s3.S3Client;
+import software.amazon.awssdk.services.s3.model.CreateBucketRequest;
+import software.amazon.awssdk.services.s3.model.HeadBucketRequest;
+import software.amazon.awssdk.services.s3.model.NoSuchBucketException;
+
+@Slf4j
+@Component
+@RequiredArgsConstructor
+public class ObjectStorageInitializer {
+
+    private final S3Client s3Client;
+    private final ObjectStorageProperties properties;
+
+    @EventListener(ApplicationReadyEvent.class)
+    public void initializeBuckets() {
+        log.info("开始初始化对象存储桶...");
+        
+        String[] buckets = {
+            properties.getSourceBucket(),
+            properties.getArtifactBucket(),
+            properties.getExportBucket()
+        };
+
+        for (String bucketName : buckets) {
+            try {
+                if (!bucketExists(bucketName)) {
+                    createBucket(bucketName);
+                    log.info("成功创建存储桶: {}", bucketName);
+                } else {
+                    log.info("存储桶已存在: {}", bucketName);
+                }
+            } catch (Exception e) {
+                log.error("初始化存储桶 {} 失败: {}", bucketName, e.getMessage());
+            }
+        }
+        
+        log.info("对象存储桶初始化完成");
+    }
+
+    private boolean bucketExists(String bucketName) {
+        try {
+            s3Client.headBucket(HeadBucketRequest.builder().bucket(bucketName).build());
+            return true;
+        } catch (NoSuchBucketException e) {
+            return false;
+        }
+    }
+
+    private void createBucket(String bucketName) {
+        s3Client.createBucket(CreateBucketRequest.builder().bucket(bucketName).build());
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/labelsys/backend/service/SourceResourceService.java b/src/main/java/com/labelsys/backend/service/SourceResourceService.java
index b5a24ab..447dd20 100644
--- a/src/main/java/com/labelsys/backend/service/SourceResourceService.java
+++ b/src/main/java/com/labelsys/backend/service/SourceResourceService.java
@@ -12,7 +12,6 @@ import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.labelsys.backend.common.ResultCode;
 import com.labelsys.backend.common.exception.BusinessException;
-import com.labelsys.backend.config.ObjectStorageProperties;
 import com.labelsys.backend.context.LoginUser;
 import com.labelsys.backend.dto.common.PageResult;
 import com.labelsys.backend.dto.request.SourceResourcePageQuery;
@@ -53,6 +52,14 @@ public class SourceResourceService {
         if (!ResourceType.isValid(request.getResourceType())) {
             throw new BusinessException(ResultCode.BAD_REQUEST, "资源类型非法");
         }
+        String resourceName =
+            StringUtils.hasText(request.getResourceName()) ? request.getResourceName() : file.getOriginalFilename();
+        SourceResource existingResource =
+            sourceResourceMapper.selectByCompanyIdAndResourceName(currentUser.companyId(), resourceName);
+        if (existingResource != null) {
+            throw new BusinessException(ResultCode.BAD_REQUEST, "资源名称已存在：" + resourceName);
+        }
+        
         long resourceId = IdGenerator.nextId();
         String extension = resolveExtension(file.getOriginalFilename(), request.getResourceType());
         String objectKey = ObjectStoragePathBuilder.sourceObjectKey(currentUser.companyId(), request.getResourceType(),
diff --git a/src/main/resources/mapper/SourceResourceMapper.xml b/src/main/resources/mapper/SourceResourceMapper.xml
index 9b38e8b..c496633 100644
--- a/src/main/resources/mapper/SourceResourceMapper.xml
+++ b/src/main/resources/mapper/SourceResourceMapper.xml
@@ -27,4 +27,8 @@
         and id in <foreach collection="resourceIds" item="resourceId" open="(" separator=","
             close=")"> #{resourceId} </foreach>
     </select>
+
+    <select id="selectByCompanyIdAndResourceName" resultMap="SourceResourceResultMap"> SELECT <include
+            refid="SourceResourceColumns" /> FROM source_resource WHERE company_id = #{companyId}
+        AND resource_name = #{resourceName} LIMIT 1 </select>
 </mapper>
\ No newline at end of file