diff --git a/runtime/datamate-python/app/module/annotation/service/export.py b/runtime/datamate-python/app/module/annotation/service/export.py
index 8fa268b..ac27716 100644
--- a/runtime/datamate-python/app/module/annotation/service/export.py
+++ b/runtime/datamate-python/app/module/annotation/service/export.py
@@ -47,22 +47,26 @@ class AnnotationExportService:
     async def get_export_stats(self, project_id: str) -> ExportAnnotationsResponse:
         """获取导出统计信息"""
         project = await self._get_project_or_404(project_id)
+        logger.info(f"Export stats for project: id={project_id}, dataset_id={project.dataset_id}, name={project.name}")
 
-        # 获取总文件数
+        # 获取总文件数（只统计 ACTIVE 状态的文件）
         total_result = await self.db.execute(
             select(func.count()).select_from(DatasetFiles).where(
-                DatasetFiles.dataset_id == project.dataset_id
+                DatasetFiles.dataset_id == project.dataset_id,
+                DatasetFiles.status == "ACTIVE",
             )
         )
         total_files = int(total_result.scalar() or 0)
+        logger.info(f"Total files (ACTIVE): {total_files} for dataset_id={project.dataset_id}")
 
-        # 获取已标注文件数
+        # 获取已标注文件数（统计不同的 file_id 数量）
         annotated_result = await self.db.execute(
-            select(func.count(AnnotationResult.id.distinct())).where(
+            select(func.count(func.distinct(AnnotationResult.file_id))).where(
                 AnnotationResult.project_id == project_id
             )
         )
         annotated_files = int(annotated_result.scalar() or 0)
+        logger.info(f"Annotated files: {annotated_files} for project_id={project_id}")
 
         return ExportAnnotationsResponse(
             project_id=project_id,
@@ -154,9 +158,12 @@ class AnnotationExportService:
                     )
                 )
         else:
-            # 获取所有文件，包括未标注的
+            # 获取所有文件，包括未标注的（只获取 ACTIVE 状态的文件）
             files_result = await self.db.execute(
-                select(DatasetFiles).where(DatasetFiles.dataset_id == dataset_id)
+                select(DatasetFiles).where(
+                    DatasetFiles.dataset_id == dataset_id,
+                    DatasetFiles.status == "ACTIVE",
+                )
             )
             files = files_result.scalars().all()