diff --git a/database.py b/database.py
index 17eb146..aff56eb 100644
--- a/database.py
+++ b/database.py
@@ -68,6 +68,12 @@ reason TEXT,
 name TEXT,
 PRIMARY KEY (userId)
 )'''
+CHATNAMECACHE_TABLE = '''CREATE TABLE chatNameCache (
+id INT,
+name TEXT,
+time INT,
+PRIMARY KEY (id)
+)'''
 
 
 @unique
@@ -142,6 +148,9 @@ class database:
             if v < [1, 0, 0, 8]:
                 self._db.execute('ALTER TABLE RSSList ADD settings TEXT;')
                 self._db.commit()
+            if v < [1, 0, 0, 9]:
+                self._db.execute(CHATNAMECACHE_TABLE)
+                self._db.commit()
             self._db.execute('VACUUM;')
             self.__updateExistsTable()
             self.__write_version()
@@ -161,10 +170,12 @@ class database:
             self._db.execute(HASHLIST_TABLE)
         if 'userBlackList' not in self._exist_tables:
             self._db.execute(USERBLACKLIST_TABLE)
+        if 'chatNameCache' not in self._exist_tables:
+            self._db.execute(CHATNAMECACHE_TABLE)
         self._db.commit()
 
     def __init__(self, m, loc: str):
-        self._version = [1, 0, 0, 8]
+        self._version = [1, 0, 0, 9]
         self._value_lock = Lock()
         self._db = sqlite3.connect(loc, check_same_thread=False)
         self._db.execute('VACUUM;')
@@ -327,6 +338,13 @@ class database:
                 return i[0]
             return None
 
+    def getChatName(self, chat_id: int, maxCacheTime: int = 3600) -> Optional[str]:
+        with self._value_lock:
+            cur = self._db.execute('SELECT name FROM chatNameCache WHERE id = ? AND time > ?;', (chat_id, round(time()) - maxCacheTime))
+            for i in cur:
+                return i[0]
+            return None
+
     def getChatRSSCount(self) -> int:
         with self._value_lock:
             cur = self._db.execute('SELECT COUNT(*) FROM chatList;')
@@ -341,6 +359,14 @@ class database:
                 return i[0]
             return None
 
+    def getRSSList(self) -> Optional[List[RSSEntry]]:
+        with self._value_lock:
+            cur = self._db.execute(f'SELECT * FROM RSSList;')
+            r = []
+            for i in cur:
+                r.append(RSSEntry(i, self._main._setting.maxCount))
+            return r
+
     def getRSSByIdAndChatId(self, id: int, chatId: int) -> RSSEntry:
         while self._value_lock:
             cur = self._db.execute('SELECT RSSList.title, RSSList.url, RSSList.interval, RSSList.lastupdatetime, RSSList.id, RSSList.lasterrortime, RSSList.forceupdate, RSSList.errorcount, RSSList.settings, chatList.config FROM chatList INNER JOIN RSSList ON RSSList.id = chatList.id WHERE chatList.chatId = ? AND chatlist.id = ?;', (chatId, id))
@@ -424,6 +450,15 @@ class database:
             except:
                 return False
 
+    def saveChatName(self, chatId: int, name: str) -> bool:
+        with self._value_lock:
+            try:
+                self._db.execute('INSERT OR REPLACE INTO chatNameCache VALUES (?, ?, ?);', (chatId, name, round(time())))
+                self._db.commit()
+                return True
+            except:
+                return False
+
     def setRSSForceUpdate(self, id: int, forceupdate: bool) -> bool:
         with self._value_lock:
             try:
diff --git a/manage.py b/manage.py
new file mode 100644
index 0000000..5204301
--- /dev/null
+++ b/manage.py
@@ -0,0 +1,39 @@
+# (C) 2021-2022 lifegpc
+# This file is part of rssbot.
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published
+# by the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+from enum import Enum, unique
+
+
+@unique
+class InlineKeyBoardForManage(Enum):
+    Close = 0
+    ManageByRSS = 1
+    ManageByChatId = 2
+    FirstPage = 3
+
+
+def getInlineKeyBoardForManage():
+    d = []
+    i = -1
+    d.append([])
+    i += 1
+    d[i].append({'text': '按RSS管理', 'callback_data': f'3,{InlineKeyBoardForManage.ManageByRSS.value}'})
+    d.append([])
+    i += 1
+    d[i].append({'text': '按用户管理', 'callback_data': f'3,{InlineKeyBoardForManage.ManageByChatId.value}'})
+    d.append([])
+    i += 1
+    d[i].append({'text': '关闭', 'callback_data': f'3,{InlineKeyBoardForManage.Close.value}'})
+    return {'inline_keyboard': d}
diff --git a/rssbot.py b/rssbot.py
index 3951817..ecc0e00 100644
--- a/rssbot.py
+++ b/rssbot.py
@@ -42,6 +42,7 @@ from miraiDatabase import MiraiDatabase
 from mirai import Mirai
 from blackList import BlackList, InlineKeyBoardForBlackList, getInlineKeyBoardForBlackList, getTextContentForBlackInfo, getInlineKeyBoardForBlackInfo, getTextContentForUnbanBlackInfo, getInlineKeyBoardForUnbanBlackInfo, BlackInfo
 from json import loads
+from manage import getInlineKeyBoardForManage, InlineKeyBoardForManage
 
 
 MAX_ITEM_IN_MEDIA_GROUP = 10
@@ -856,6 +857,34 @@ class main:
             return False, ''
         return False
 
+    def getChatName(self, chatId: int) -> str:
+        name = self._db.getChatName(chatId)
+        if name is not None:
+            return name
+        re = self._request('getChat', 'post', {'chat_id': chatId})
+        if re is not None and 'ok' in re and re['ok']:
+            name = None
+            re = re['result']
+            type = re['type']
+            if type == 'private':
+                name = re['first_name']
+                if 'last_name' in re:
+                    name = name + ' ' + re['last_name']
+                if 'username' in re:
+                    name = name + '(@' + re['username'] + ')'
+            else:
+                name = re['title']
+                if 'username' in re:
+                    name = name + '(@' + re['username'] + ')'
+            if name is not None:
+                self._db.saveChatName(chatId, name)
+            else:
+                name = str(chatId)
+            return name
+        else:
+            print(re)
+            return str(chatId)
+
     def _updateLoop(self):
         d = {'allowed_updates': ['message', 'edited_message',
                                  'channel_post', 'edited_channel_post', 'callback_query']}
@@ -1164,7 +1193,7 @@ class messageHandle(Thread):
                     return
         if self._botCommand is None and self._data['chat']['type'] in ['group', 'supergroup']:
             return
-        if self._botCommand is None or self._botCommand not in ['/help', '/rss', '/rsslist', '/ban', '/banlist', '/unban', '/status']:
+        if self._botCommand is None or self._botCommand not in ['/help', '/rss', '/rsslist', '/ban', '/banlist', '/unban', '/status', '/manage']:
             self._botCommand = '/help'
         di = {'chat_id': self._chatId}
         if self.__getChatType() in ['supergroup', 'group'] and self._fromUserId is not None:
@@ -1176,7 +1205,8 @@ class messageHandle(Thread):
 /ban        封禁某用户
 /banlist    查询被封禁列表
 /unban      取消封禁某用户
-/status     返回Bot状态'''
+/status     返回Bot状态
+/manage     管理所有RSS订阅'''
         elif self._botCommand == '/rss':
             self._botCommandPara = self._getCommandlinePara()
             self._uri = None
@@ -1310,6 +1340,12 @@ RSS订阅总数: <code>{self._main._db.getChatRSSCount()}</code>
 内容散列个数: <code>{self._main._db.getHashCount()}</code>
 黑名单(不含配置文件)总数: <code>{self._main._db.getUserBlackListCount()}</code>'''
                 di['parse_mode'] = 'HTML'
+        elif self._botCommand == '/manage':
+            if self._fromUserId is None or not self._main._setting.botOwnerList.isOwner(self._fromUserId):
+                di['text'] = '❌你没有权限操作，请与Bot主人进行PY交易以获得权限。'
+            else:
+                di['text'] = '请选择管理模式：'
+                di['reply_markup'] = getInlineKeyBoardForManage()
         re = self._main._request('sendMessage', 'post', json=di)
         if self._botCommand == '/rss' and self._uri is not None and re is not None and 'ok' in re and re['ok']:
             re = re['result']
@@ -1951,9 +1987,37 @@ class callbackQueryHandle(Thread):
                 di['reply_markup'] = getInlineKeyBoardForBlackList(self._main._blackList.getBlackList(), itemIndex=int(self._inputList[2]))
                 self._main._request("editMessageText", "post", json=di)
                 return
+        elif self._loc == 3:
+            if 'message' not in self._data:
+                self.answer('找不到信息。')
+                return
+            if self._fromUserId is None or not self._isOwn:
+                self.answer('❌你没有权限操作，请与Bot主人进行PY交易以获得权限。')
+                return
+            try:
+                self._inlineKeyBoardForManageCommand = InlineKeyBoardForManage(int(self._inputList[1]))
+            except Exception:
+                self.answer('未知的按钮。')
+                return
+            di = {'chat_id': self._data['message']['chat']['id'],
+                  'message_id': self._data['message']['message_id']}
+            if self._inlineKeyBoardForManageCommand == InlineKeyBoardForManage.Close:
+                self._main._request("deleteMessage", "post", json=di)
+                return
+            elif self._inlineKeyBoardForManageCommand in [InlineKeyBoardForManage.ManageByRSS, InlineKeyBoardForManage.ManageByChatId]:
+                innerCommand = None
+                if len(self._inputList) > 2:
+                    try:
+                        innerCommand = InlineKeyBoardForManage(int(self._inputList[2]))
+                    except Exception:
+                        self.answer('未知的按钮。')
+                        return
+                if innerCommand is None or innerCommand == InlineKeyBoardForManage.FirstPage:
+                    pass
         else:
             self.answer('未知的按钮。')
             return
+        self.answer('未知的按钮。')
 
 
 if __name__ == "__main__":