diff --git a/db/materials_to_delete.py b/db/materials_to_delete.py
index 2d7e86a..c12dd0d 100644
--- a/db/materials_to_delete.py
+++ b/db/materials_to_delete.py
@@ -3,7 +3,7 @@
 从数据库查询指定负责人需要删除的物料编码
 """
 
-from typing import List, Dict, Any
+from typing import List, Dict, Any, Optional
 from db.connection import get_connection
 
 
@@ -49,6 +49,46 @@ def get_all_materials_to_delete() -> List[Dict[str, Any]]:
         return results
 
 
+def get_materials_to_delete_by_managers(
+    manager_names: Optional[List[str]] = None,
+) -> List[str]:
+    """
+    根据负责人列表查询待删除物料编码
+
+    Args:
+        manager_names: 负责人姓名列表
+            - None 或空列表：返回所有物料编码
+            - 有值：返回指定负责人的物料编码
+
+    Returns:
+        物料编码列表
+    """
+    if not manager_names:
+        # 查询所有物料编码
+        query = """
+            SELECT [MaterialCode]
+            FROM [dbo].[MaterialsToBeDeleted]
+            WHERE [MaterialCode] IS NOT NULL
+        """
+        with get_connection() as conn:
+            results = conn.execute_query(query)
+            material_codes = [row["MaterialCode"] for row in results if row["MaterialCode"]]
+            return material_codes
+    else:
+        # 使用 IN 子句查询多个负责人
+        placeholders = ", ".join(["?"] * len(manager_names))
+        query = f"""
+            SELECT [MaterialCode]
+            FROM [dbo].[MaterialsToBeDeleted]
+            WHERE [MaterialCode] IS NOT NULL
+              AND [ManagerName] IN ({placeholders})
+        """
+        with get_connection() as conn:
+            results = conn.execute_query(query, tuple(manager_names))
+            material_codes = [row["MaterialCode"] for row in results if row["MaterialCode"]]
+            return material_codes
+
+
 def should_delete_material(manager_name: str, material_code: str) -> bool:
     """
     检查指定物料编码是否需要删除
diff --git a/utils/discrete_material_plan_cleaner.py b/utils/discrete_material_plan_cleaner.py
index 664bc21..f1d3e7b 100644
--- a/utils/discrete_material_plan_cleaner.py
+++ b/utils/discrete_material_plan_cleaner.py
@@ -11,6 +11,7 @@ import os
 import re
 import time
 import logging
+from typing import Union, List, Optional
 from playwright.sync_api import sync_playwright, TimeoutError
 
 # 统一顶部导入
@@ -19,7 +20,7 @@ from db.production_order_query import (
     read_production_ids,
     query_production_order_numbers,
 )
-from db.materials_to_delete import get_materials_to_delete
+from db.materials_to_delete import get_materials_to_delete_by_managers
 
 # --- 日志配置 ---
 logging.basicConfig(
@@ -33,12 +34,27 @@ logger = logging.getLogger(__name__)
 class DiscreteMaterialPlanCleaner:
     """离散备料计划维护数据清理器"""
 
-    def __init__(self, username, password, manager_name, headless=False, verbose=True):
+    def __init__(
+        self,
+        username,
+        password,
+        manager_names: Union[str, List[str], None] = None,
+        headless=False,
+        verbose=True,
+    ):
         self.username = username
         self.password = password
-        self.manager_name = manager_name
         self.headless = headless
         self.verbose = verbose
+
+        # 参数规范化：支持 str、List[str]、None
+        if manager_names is None:
+            self.manager_names = None  # 表示全部
+        elif isinstance(manager_names, str):
+            self.manager_names = [manager_names] if manager_names.strip() else None
+        else:
+            self.manager_names = manager_names if manager_names else None
+
         # 核心优化：使用 set 存储待删除编码，查询复杂度为 $O(1)$
         self.to_delete_set = set()
 
@@ -71,9 +87,13 @@ class DiscreteMaterialPlanCleaner:
 
     def preload_data(self):
         """批量预取数据库数据"""
-        self._log(f"正在从数据库提取负责人 [{self.manager_name}] 的待删除物料清单...")
-        # 假设返回的是 material_code 列表
-        raw_list = get_materials_to_delete(self.manager_name)
+        if self.manager_names is None:
+            self._log("正在从数据库提取所有负责人的待删除物料清单...")
+        else:
+            names_str = "、".join(self.manager_names)
+            self._log(f"正在从数据库提取负责人 [{names_str}] 的待删除物料清单...")
+
+        raw_list = get_materials_to_delete_by_managers(self.manager_names)
         self.to_delete_set = set(raw_list)
         self._log(f"预加载完成，共计 {len(self.to_delete_set)} 条不合规物料编码。")
 
@@ -305,7 +325,7 @@ def main():
     cleaner = DiscreteMaterialPlanCleaner(
         username="BLDpengqiangqiang",
         password="your_password_here",
-        manager_name="彭羽",
+        manager_names="彭羽",  # 支持字符串、列表或 None
         headless=False,
     )