diff --git a/bot/main.py b/backend/bot.py
similarity index 69%
rename from bot/main.py
rename to backend/bot.py
index 61aa725..4a4c462 100644
--- a/bot/main.py
+++ b/backend/bot.py
@@ -2,15 +2,23 @@ from urllib import response
 from cairo import Filter
 from telegram import Update
 import torch
-from telegram.ext import Application, MessageHandler, CallbackContext, CommandHandler, filters
+from telegram.ext import MessageHandler, CallbackContext, CommandHandler, filters, Application
+import json
+import os
 
 TOKEN = ""
 
 class BankBot():
     def __init__(self):
         self.application = Application.builder().token(TOKEN).build()
-        self.application.add_handler(MessageHandler(filters.ALL, self.response))
         self.application.add_handler(CommandHandler('shop', self.addShop))
+        self.application.add_handler(MessageHandler(filters.ALL, self.response))
+
+        if os.path.isfile('./client.json'):
+            with open("client.json") as fp:
+                self.clients = json.load(fp)
+        else:
+            self.clients = {}
 
     def start_polling(self):
         print("start...")
@@ -21,7 +29,7 @@ class BankBot():
         
         await context.bot.send_message(
             chat_id=update.effective_chat.id,
-            text=q
+            text="我看不懂這個 {} 指令".format(q)
         )
 
     async def addShop(self, update, context):
@@ -33,12 +41,8 @@ class BankBot():
             )
         else:
             address = args[0]
+            this.client[address] = update.effective_chat.id
             await context.bot.send_message(
                 chat_id=update.effective_chat.id,
-                text=address    
+                text="已經設定 {} 的店家收款通知！"
             )
-
-if __name__ == '__main__':
-
-    bot = BankBot()
-    bot.start_polling()
\ No newline at end of file
diff --git a/backend/main.py b/backend/main.py
index 7a412ad..f4272f6 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -2,6 +2,7 @@ from flask import Flask, request, jsonify
 import sqlite3
 import os
 from flask_cors import CORS
+from bot import BankBot
 
 app = Flask(__name__)
 CORS(app)
@@ -165,9 +166,17 @@ def add_products(address):
                    (shop_id, product['name'], product['code'], product['price']))
     db.commit()
     db.close()
+    
     return jsonify({'status': 'OK'})
 
 
+
 if __name__ == '__main__':
     initDB()
+    
     app.run(host="0.0.0.0")
+
+    print("start the bot...")
+    bot = BankBot()
+    bot.start_polling()
+    bot.application.idle()
\ No newline at end of file