diff --git a/bc.py b/bc.py
index 75db387..4d6cbb3 100644
--- a/bc.py
+++ b/bc.py
@@ -7,107 +7,109 @@
 #   \_|  \___|_| |_|\__\__,_|\___\___|_| |_|\___|
 #
 
-from asyncio import sleep
+from datetime import datetime
 from sys import executable
 import urllib.request
-from telethon.tl.custom.message import Message
-from pagermaid import version
+from pyrogram import Client
 from pagermaid.listener import listener
-from pagermaid.utils import execute, alias_command, pip_install
+from pagermaid.utils import Message, pip_install
 
-pip_install("python-binance", alias="binance")
+pip_install("binance-connector", alias="binance")
 pip_install("xmltodict")
 
-from binance.client import Client
+from binance.spot import Spot
+from binance.error import ClientError
 import xmltodict
 
-
 API = "https://www.ecb.europa.eu/stats/eurofxref/eurofxref-daily.xml"
-CURRENCIES = []
-DATA = {}
-BINANCE_API_KEY = '8PDfQ2lSIyHPWdNAHNIaIoNy3MiiMuvgwYADbmtsKo867B0xnIhIGjPULsOtvMRk'
-BINANCE_API_SECRET = 'tbUiyZ94l0zpYOlKs3eO1dvLNMOSbOb2T1T0eT0I1eogH9Fh8Htvli05eZ1iDvra'
 
-
-def init() -> None:
+def init() -> list:
     """ INIT """
     with urllib.request.urlopen(API) as response:
         result = response.read()
-        try:
-            global CURRENCIES, DATA
-            rate_data = xmltodict.parse(result)
-            rate_data = rate_data['gesmes:Envelope']['Cube']['Cube']['Cube']
-            for i in rate_data:
-                CURRENCIES.append(i['@currency'])
-                DATA[i['@currency']] = float(i['@rate'])
-            CURRENCIES.sort()
-        except Exception as e:
-            raise e
-
+        currencies = []
+        data = {}
+        rate_data = xmltodict.parse(result)
+        rate_data = rate_data['gesmes:Envelope']['Cube']['Cube']['Cube']
+        for i in rate_data:
+            currencies.append(i['@currency'])
+            data[i['@currency']] = float(i['@rate'])
+        currencies.sort()
+    return [currencies, data]
 
 @listener(is_plugin=True, outgoing=True, command=alias_command("bc"),
           description="coins",
           parameters="<num> <coin1> <coin2>")
 async def coin(context: Message) -> None:
-    """ coin change """
-    init()
-    action = context.arguments.split()
-    binanceclient = Client(BINANCE_API_KEY, BINANCE_API_SECRET)
-    if len(action) < 3:
-        await context.edit('输入错误.\n-bc 数量 币种1 币种2')
+    """coin change"""
+    currencies, data = init()
+    binanceclient = Spot()
+    nowtimestamp = binanceclient.time()
+    nowtime = datetime.fromtimestamp(float(nowtimestamp['serverTime'])/1000)
+    if len(context.parameter) == 0:
+        btc_usdt_data = binanceclient.klines("BTCUSDT", "1m")[:1][0]
+        eth_usdt_data = binanceclient.klines("ETHUSDT", "1m")[:1][0]
+        await context.edit((
+            f'{nowtime.strftime("%Y-%m-%d %H:%M:%S")} UTC\n'
+            f'**1 BTC** = {btc_usdt_data[1]} USDT '
+            f'\n'
+            f'**1 ETH** = {eth_usdt_data[1]} USDT '))
         return
-    else:
-        prices = binanceclient.get_all_tickers()
+    if len(context.parameter) < 3:
+        await context.edit('输入错误.\nbc 数量 币种1 币种2')
+        return
+    try:
+        number = float(context.parameter[0])
+    except ValueError:
+        await context.edit('输入错误.\nbc 数量 币种1 币种2')
+        return
+    _from = context.parameter[1].upper().strip()
+    _to = context.parameter[2].upper().strip()
+
+    # both are real currency
+    if (currencies.count(_from) != 0) and (currencies.count(_to) != 0):
+        await context.edit((
+            f'{context.parameter[0]} {context.parameter[1].upper().strip()} ='
+            f'{number * data[_to] / data[_from]:.2f} '
+            f'{context.parameter[2].upper().strip()}'))
+        return
+    
+    # from real currency to crypto
+    if currencies.count(_from) != 0:
+        usd_number = number * data["USD"] / data[_from]
         try:
-            number = float(action[0])
-        except ValueError:
-            await context.edit('输入错误.\n-bc 数量 币种1 币种2')
+            x_usdt_data = binanceclient.klines(f"{_to}USDT", "1m")[:1][0]
+        except ClientError:
+            await context.edit(f'Cannot find coinpair {_to}USDT')
             return
-        _from = action[1].upper().strip()
-        _to = action[2].upper().strip()
-        front_text = ''
-        text = ''
-        rear_text = ''
-        price = 0.0
-        _to_USD_rate = 0.0
+        await context.edit((
+            f'{context.parameter[0]} **{_from}** = '
+            f'{1 / float(x_usdt_data[1]) * usd_number:.8f} **{_to}**\n'
+            f'{context.parameter[0]} **{_from}** = '
+            f'{usd_number:.2f} **USD**'))
+        return
+    
+    # from crypto to real currency
+    if currencies.count(_to) != 0:
+        usd_number = number * data[_to] / data["USD"]
+        try:
+            x_usdt_data = binanceclient.klines(f"{_from}USDT", "1m")[:1][0]
+        except ClientError:
+            await context.edit(f'Cannot find coinpair {_from}USDT')
+            return
+        await context.edit((
+            f'{context.parameter[0]} **{_from}** = '
+            f'{float(x_usdt_data[1]) * usd_number:.2f} **{_to}**\n'
+            f'{context.parameter[0]} **{_from}** = '
+            f'{float(x_usdt_data[1]):.2f} **USD**'))
+        return
 
-        if (CURRENCIES.count(_from) != 0) and (CURRENCIES.count(_to) != 0):
-            # both are real currency
-            text = f'{action[0]} {action[1].upper().strip()} = {float(action[0])*DATA[_to]/DATA[_from]:.2f} {action[2].upper().strip()}'
-
-        else:
-            if CURRENCIES.count(_from) != 0:
-                # from virtual currency to real currency
-                number = number * DATA["USD"] / DATA[_from]
-                _from = 'USDT'
-                front_text = f'{action[0]} {action[1]} = \n'
-
-            if CURRENCIES.count(_to) != 0:
-                # from real currency to virtual currency
-                _to_USD_rate = DATA[_to] / DATA["USD"]
-                _to = 'USDT'
-
-            for _a in prices:
-                if _a['symbol'] == str(f'{_from}{_to}'):
-                    price = _a['price']
-                    if _to == 'USDT':
-                        if action[2].upper().strip() == 'USDT':
-                            rear_text = f'\n= {number * float(price) * DATA["CNY"]/DATA["USD"]:.2f} CNY'
-                        else:
-                            rear_text = f'\n= {number * float(price) * _to_USD_rate:.2f} {action[2].upper().strip()}'
-                    if float(price) < 1:
-                        text = f'{number} {_from} = {number * float(price):.8f} {_to}'
-                    else:
-                        text = f'{number} {_from} = {number * float(price):.2f} {_to}'
-                    break
-                elif _a['symbol'] == str(f'{_to}{_from}'):
-                    price = 1 / float(_a['price'])
-                    text = f'{number} {_from} = {number * float(price):.8f} {_to}'
-                    break
-                else:
-                    price = None
-
-        if price is None:
-            text = f'Cannot find coinpair {action[1].upper().strip()}{action[2].upper().strip()} or {action[2].upper().strip()}{action[1].upper().strip()}'
-
-    await context.edit(f'{front_text}{text}{rear_text}')
+    # both crypto
+    try:
+        from_to_data = binanceclient.klines(f"{_from}{_to}", "1m")[:1][0]
+    except ClientError:
+        await context.edit(f'Cannot find coinpair {_from}{_to}')
+        return
+    await context.edit((
+            f'{context.parameter[0]} **{_from}** = '
+            f'{float(from_to_data[1]) * number} **{_to}**\n'))
diff --git a/list.json b/list.json
index 394003a..65d2178 100644
--- a/list.json
+++ b/list.json
@@ -432,10 +432,10 @@
         },
         {
             "name": "bc",
-            "version": "1.232",
+            "version": "1.3",
             "section": "chat",
             "maintainer": "Pentacene",
-            "size": "8.0 kb",
+            "size": "4.14 kb",
             "supported": true,
             "des-short": "查询含虚拟货币在内的货币价格",
             "des": "命令：bc 数量 货币1 货币2"