diff --git a/.gitignore b/.gitignore
index 0159cd5..3834556 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,6 @@
 .vscode/
-.venv/
-*.csv
-*.bat
-*.xlsx
\ No newline at end of file
+venv/
+resources/
+/*.bat
+/*.csv
+/*.xlsx
\ No newline at end of file
diff --git a/scripts/launch.example.bat b/scripts/launch.example.bat
new file mode 100644
index 0000000..1b00bb6
--- /dev/null
+++ b/scripts/launch.example.bat
@@ -0,0 +1,3 @@
+chcp 65001
+.\..\venv\Scripts\python.exe .\..\邮件批量发送.py --address "user@example.com" --password "example" --max-occurrence 5 --interval 10
+@pause
\ No newline at end of file
diff --git a/scripts/slice.example.bat b/scripts/slice.example.bat
new file mode 100644
index 0000000..6b2c771
--- /dev/null
+++ b/scripts/slice.example.bat
@@ -0,0 +1,3 @@
+chcp 65001
+.\..\venv\Scripts\python.exe .\..\邮件列表切片.py --size 1000
+@pause
\ No newline at end of file
diff --git a/邮件列表切片.py b/邮件列表切片.py
new file mode 100644
index 0000000..6479671
--- /dev/null
+++ b/邮件列表切片.py
@@ -0,0 +1,143 @@
+import argparse
+import pathlib
+import pandas
+import wx
+
+parser = argparse.ArgumentParser(description="邮件列表切片脚本")
+parser.add_argument('--column-pays', type=str, nargs='?', default='国家地区')
+parser.add_argument('--column-code', type=str, nargs='?', default='客户编号')
+parser.add_argument('-d', '--outdir', type=str, nargs='?')
+parser.add_argument('-s', '--size', type=int, nargs='?', default=1000)
+
+args = parser.parse_args()
+
+mappings = [
+    {
+        "locale": "fr",
+        "predicate": lambda it: it in ['法国', 'FR', '比利时', 'BE']
+    },
+    {
+        "locale": "de",
+        "predicate": lambda it: it in ['德国', 'DE', '奥地利', 'AT', '瑞士', 'CH']
+    },
+    {
+        "locale": "it",
+        "predicate": lambda it: it in ['意大利', 'IT']
+    },
+    {
+        "locale": "es",
+        "predicate": lambda it: it in ['西班牙', 'ES']
+    },
+    {
+        "locale": "pt",
+        "predicate": lambda it: it in ['葡萄牙', 'PT']
+    },
+    {
+        "locale": "en",
+        "predicate": lambda it: bool(it)
+    },
+    {
+        "locale": "un",
+        "predicate": lambda it: True
+    },
+]
+
+def main():
+    try:
+        print('[信息] 请选择数据源')
+        app = wx.App(None)
+        dialog = wx.FileDialog(None, 'Open', wildcard='*.xlsx', style=wx.FD_OPEN|wx.FD_FILE_MUST_EXIST)
+
+        if dialog.ShowModal() == wx.ID_OK:
+            filepath = dialog.GetPath()
+        else:
+            print('[警告] 操作取消')
+            return 0
+        dialog.Destroy()
+        
+        if args.outdir is None:
+            print('[信息] 请选择保存位置')
+            dialog = wx.DirDialog(None, 'Save to', style=wx.DD_DIR_MUST_EXIST)
+
+            if dialog.ShowModal() == wx.ID_OK:
+                args.outdir = dialog.GetPath()
+            else:
+                print('[警告] 操作取消')
+                return 0
+            dialog.Destroy()
+
+        print(f'[信息] 正在读取数据：{filepath}')
+        sheets = pandas.read_excel(filepath, sheet_name=None)
+        names = sheets.keys()
+
+        parts = pathlib.Path(filepath)
+        prefix = parts.stem
+    except Exception as e:
+        print(f'[警告] 读取数据表失败：{e}')
+        return 1
+
+    if (length := len(sheets)) > 1:
+        print(f'[信息] 已读取以下 ({length}) 工作表：', end='\n\n')
+        for name in names: print(f'\t{name}')
+
+        while True:
+            if (key := input('\n[????] 请输入工作表名称：')) in names:
+                sheet = sheets.get(key)
+                break
+            else:
+                print(f'[警告] 名称无效，请重试')
+    else:
+        print(f'[信息] 已读取工作表：{names[0]}')
+        sheet = sheets.get(names[0])
+
+    data = sheet.to_dict(orient='records')
+    primary = {}
+    secondary = {}
+
+    for record in data:
+        pays = record.get(args.column_pays)
+
+        for rule in mappings:
+            locale = rule.get('locale')
+            predicate = rule.get('predicate')
+
+            if predicate(pays):
+                group: list = primary.setdefault(locale, [])
+                group.append(record)
+                break
+
+    for key, group in primary.items():
+        factor = 1
+        offset = 0
+        cursor = 0
+
+        while (limit := args.size * factor + offset) and (slice := group[cursor:limit]):
+            last: dict = slice[-1:][0]
+            next: dict = group[limit] if len(group) > limit else None
+
+            if next is not None and (c1 := last.get(args.column_code)) and (c2 := next.get(args.column_code)) and c1 == c2:
+                offset += 1
+                continue
+
+            name = '.'.join([key, str(factor)])
+            secondary.setdefault(name, slice)
+            factor += 1
+            cursor = limit
+            offset = 0
+
+    for key, group in secondary.items():
+        try:
+            filepath = f'{args.outdir}/{prefix}.{key}.xlsx'
+            df = pandas.DataFrame.from_records(group)
+
+            print(f'[信息] 正在写入文件：{filepath}')
+            df.to_excel(filepath, index=False, sheet_name='Sheet1')
+        except Exception as e:
+            print(f'[警告] 写入文件时发生了错误：{e}')
+            continue
+
+    return 0
+
+try: status = main()
+except KeyboardInterrupt: status = 144
+exit(status)
diff --git a/邮件批量发送.py b/邮件批量发送.py
index 3df137b..b294ee1 100644
--- a/邮件批量发送.py
+++ b/邮件批量发送.py
@@ -232,7 +232,7 @@ def main():
         print(f'[信息] 当前发送速率 {round(rate, 2)} 封/分钟')
         if rate > 8.33: print('[警告] 当前发送速率已超出限制 8.33 封/分钟')
         print(f'[信息] 预计使用时间 {timedelta(minutes=length / rate)}')
-        print(f'[信息] 当前时区：{args.timezone or '无'}')
+        print(f'[信息] 当前时区：{timezone or '无'}')
 
         entries = list(filter(lambda it: it.get('locale') == suffix, greetings))
         locale = dict(entries[0]) if len(entries) > 0 else None