diff --git a/flask_app/routes/工程标解析main.py b/flask_app/routes/工程标解析main.py
index 0e0372b..015e063 100644
--- a/flask_app/routes/工程标解析main.py
+++ b/flask_app/routes/工程标解析main.py
@@ -40,10 +40,7 @@ def preprocess_files(output_folder, file_path, file_type,logger):
         # docx_path = pdf2docx(pdf_path)  # 将pdf转换为docx以供上传到知识库
     elif file_type == 3: #doc
         # docx_path=doc2docx(downloaded_file_path)
-        if is_pure_image(file_path):
-            is_pure_image_flag = True
-        else:
-            pdf_path = docx2pdf(file_path)  # 将docx转换为pdf以供后续处理
+        pdf_path = docx2pdf(file_path)  # 将docx转换为pdf以供后续处理
     else:
         logger.error("Unsupported file type provided. Preprocessing halted.")
         return None