diff --git a/requirements.txt b/requirements.txt
index 73751ac..6f2f0e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,3 +7,4 @@ pycurl
 schedule
 python-dateutil
 python-telegram-bot
+finance-datareader
\ No newline at end of file
diff --git a/stock_monitor.py b/stock_monitor.py
index 4a62ee9..61d937e 100644
--- a/stock_monitor.py
+++ b/stock_monitor.py
@@ -9,6 +9,7 @@ import asyncio
 from multiprocessing import Pool
 import schedule
 from config import *
+import FinanceDataReader as fdr
 
 
 def send_coin_msg(text):
@@ -144,7 +145,7 @@ def check_buy_signals(symbol, data):
             'signal_line': latest['Signal'].iloc[0],
             'buy_signals': buy_signals,
             'signal_count': signal_count,
-            'buy': (bb_signal and rsi_signal) or (signal_count >= 3 and (bb_signal or rsi_signal))
+            'buy': (bb_signal and rsi_signal) or (signal_count >= 2 and (bb_signal or rsi_signal))
         }
     else:
         rsi_signal = latest['RSI'] < 30
@@ -180,7 +181,7 @@ def check_buy_signals(symbol, data):
             'signal_line': latest['Signal'],
             'buy_signals': buy_signals,
             'signal_count': signal_count,
-            'buy': (bb_signal and rsi_signal) or (signal_count >= 3 and (bb_signal or rsi_signal))
+            'buy': (bb_signal and rsi_signal) or (signal_count >= 2 and (bb_signal or rsi_signal))
         }
 
 def format_message(info, market_type):
@@ -252,24 +253,28 @@ def get_coin_data(symbol, retries=3):
     return None
 
 
-def get_stock_data(symbol, retries=3):
+def get_kr_stock_data(symbol, retries=3):
     for attempt in range(retries):
         try:
             end = datetime.now()
             start = end - timedelta(days=300)
-            data = yf.download(
-                symbol,
-                start=start.strftime('%Y-%m-%d'),
-                end=end.strftime('%Y-%m-%d'),
-                interval='1d',
-                auto_adjust=True,
-                progress=False
-            )
+            
+            # FinanceDataReader를 사용하여 한국 주식 데이터 가져오기
+            data = fdr.DataReader(symbol, start.strftime('%Y-%m-%d'), end.strftime('%Y-%m-%d'))
+            
             if not data.empty:
+                # FinanceDataReader의 컬럼명을 yfinance 형식으로 변환
+                data = data.rename(columns={
+                    'Open': 'Open',
+                    'High': 'High',
+                    'Low': 'Low',
+                    'Close': 'Close',
+                    'Volume': 'Volume'
+                })
                 return data
 
             print(f"No data received for {symbol}, attempt {attempt + 1}")
-            time.sleep(0.5)
+            time.sleep(2)
         except Exception as e:
             print(f"Attempt {attempt + 1} failed for {symbol}: {str(e)}")
             if attempt < retries - 1:
@@ -282,7 +287,7 @@ def monitor_us_stocks():
     print("US Stocks {}".format(datetime.now().strftime('%Y-%m-%d %H:%M:%S')))
     
     for symbol in US_STOCKS:
-        data = get_stock_data(symbol)
+        data = get_kr_stock_data(symbol)
         if data is not None and not data.empty:
             try:
                 data = calculate_technical_indicators(data)
@@ -311,23 +316,32 @@ def monitor_kr_stocks():
     print("KR ETFs {}".format(datetime.now().strftime('%Y-%m-%d %H:%M:%S')))
 
     for symbol in KR_ETFS:
-        data = get_stock_data(symbol)
-        if data is not None and not data.empty:
-            try:
-                data = calculate_technical_indicators(data)
-                info = check_buy_signals(symbol, data)
-                info['name'] = KR_ETFS[symbol]
-                print(f"   - {info['name']} ({symbol}): {info['price']:.2f} -> {info['signal_count']}")
+        try:
+            # .KS 접미사 제거
+            clean_symbol = symbol.replace('.KS', '')
+            data = get_kr_stock_data(clean_symbol)
+            
+            if data is not None and not data.empty:
+                try:
+                    data = calculate_technical_indicators(data)
+                    info = check_buy_signals(symbol, data)
+                    info['name'] = KR_ETFS[symbol]
+                    print(f"   - {info['name']} ({symbol}): {info['price']:.2f} -> {info['signal_count']}")
 
-                if info['buy']:
-                    #if info['buy'] or any(info['buy_signals'].values()):
-                    message_list.append(format_message(info, 'KR'))
+                    if info['buy']:
+                        message_list.append(format_message(info, 'KR'))
 
-            except Exception as e:
-                print(f"Error processing data for {symbol}: {str(e)}")
-        else:
-            print(f"Data for {symbol} is empty or None.")
-        time.sleep(0.5)
+                except Exception as e:
+                    print(f"Error processing data for {symbol}: {str(e)}")
+            else:
+                print(f"Data for {symbol} is empty or None.")
+            
+            # 각 심볼 처리 후 1초 대기
+            time.sleep(1)
+            
+        except Exception as e:
+            print(f"Unexpected error processing {symbol}: {str(e)}")
+            continue
 
     if len(message_list) > 0:
         try: