diff --git a/README.md b/README.md
index dae46a2..6338613 100644
--- a/README.md
+++ b/README.md
@@ -60,17 +60,61 @@ while True:
     time.sleep(20)
 ```
 
+## TeleBot API usage
+
+***NOTICE*** : Message type only support text now.
+
+```python
+import telebot
+import time
+
+TOKEN = '<token_string>'
+tb = telebot.TeleBot(TOKEN)	#create new Telegram Bot object
+
+# getMe
+user = tb.get_me()
+
+# sendMessage
+tb.send_message(chatid, text)
+
+# forwardMessage
+# tb.forward_message(10894,926,3)
+tb.forward_message(to_chat_id, from_chat_id, message_id)
+
+# sendPhoto
+photo = open('/tmp/photo.png', 'rb')
+tb.send_photo(chat_id, photo)
+
+# sendAudio
+audio = open('/tmp/audio.ogg', 'rb')
+tb.send_audio(chat_id, audio)
+
+# sendDocument
+doc = open('/tmp/file.txt', 'rb')
+tb.send_document(chat_id, doc)
+
+# sendSticker
+sti = open('/tmp/sti.webp', 'rb')
+tb.send_sticker(chat_id, sti)
+
+# sendVideo
+video = open('/tmp/video.mp4', 'rb')
+tb.send_video(chat_id, video)
+
+```
+
 ## TODO
 
+- [ ] Let message not only support text.
 - [x] getMe
 - [x] sendMessage
 - [x] forwardMessage
-- [ ] sendPhoto
-- [ ] sendAudio
-- [ ] sendDocument
-- [ ] sendSticker
-- [ ] sendVideo
+- [x] sendPhoto
+- [x] sendAudio
+- [x] sendDocument
+- [x] sendSticker
+- [x] sendVideo
 - [ ] sendLocation
 - [ ] sendChatAction
 - [ ] getUserProfilePhotos
-- [x] getUpdates
+- [ ] getUpdates      (Only text message support now.)
diff --git a/telebot/__init__.py b/telebot/__init__.py
index cb2c141..2c304a2 100644
--- a/telebot/__init__.py
+++ b/telebot/__init__.py
@@ -83,6 +83,7 @@ class TeleBot:
         time.sleep(interval + 1)
         self.__stop_polling = False
         self.polling_thread = threading.Thread(target=self.__polling, args=())
+        self.polling_thread.daemon = True
         self.polling_thread.start()
 
     def __polling(self):
@@ -112,10 +113,67 @@ class TeleBot:
 
     def forward_message(self, chat_id, from_chat_id, message_id):
         """
-
+        Use this method to forward messages of any kind.
         :param chat_id: which chat to forward
         :param from_chat_id: which chat message from
         :param message_id: message id
         :return:
         """
         return apihelper.forward_message(self.token, chat_id, from_chat_id, message_id)
+
+    def send_photo(self, chat_id, photo, caption=None, reply_to_message_id=None, reply_markup=None):
+        """
+        Use this method to send photos.
+        :param chat_id:
+        :param photo:
+        :param caption:
+        :param reply_to_message_id:
+        :param reply_markup:
+        :return:
+        """
+        return apihelper.send_photo(self.token, chat_id, photo, caption, reply_to_message_id, reply_markup)
+
+    def send_audio(self, chat_id, data, reply_to_message_id=None, reply_markup=None):
+        """
+        Use this method to send audio files, if you want Telegram clients to display the file as a playable
+        voice message. For this to work, your audio must be in an .ogg file encoded with OPUS
+        :param chat_id:
+        :param data:
+        :param reply_to_message_id:
+        :param reply_markup:
+        :return:
+        """
+        return apihelper.send_data(self.token, chat_id, data, 'audio', reply_to_message_id, reply_markup)
+
+    def send_document(self, chat_id, data, reply_to_message_id=None, reply_markup=None):
+        """
+        Use this method to send general files.
+        :param chat_id:
+        :param data:
+        :param reply_to_message_id:
+        :param reply_markup:
+        :return:
+        """
+        return apihelper.send_data(self.token, chat_id, data, 'document', reply_to_message_id, reply_markup)
+
+    def send_sticker(self, chat_id, data, reply_to_message_id=None, reply_markup=None):
+        """
+        Use this method to send .webp stickers.
+        :param chat_id:
+        :param data:
+        :param reply_to_message_id:
+        :param reply_markup:
+        :return:
+        """
+        return apihelper.send_data(self.token, chat_id, data, 'sticker', reply_to_message_id, reply_markup)
+
+    def send_video(self, chat_id, data, reply_to_message_id=None, reply_markup=None):
+        """
+        Use this method to send video files, Telegram clients support mp4 videos.
+        :param chat_id:
+        :param data:
+        :param reply_to_message_id:
+        :param reply_markup:
+        :return:
+        """
+        return apihelper.send_data(self.token, chat_id, data, 'video', reply_to_message_id, reply_markup)
diff --git a/telebot/apihelper.py b/telebot/apihelper.py
index 93720f9..65fa75e 100644
--- a/telebot/apihelper.py
+++ b/telebot/apihelper.py
@@ -52,3 +52,42 @@ def forward_message(token, chat_id, from_chat_id, message_id):
     payload = {'chat_id': chat_id, 'from_chat_id': from_chat_id, 'message_id': message_id}
     req = requests.get(request_url, params=payload)
     return req.json()
+
+
+def send_photo(token, chat_id, photo, caption=None, reply_to_message_id=None, reply_markup=None):
+    api_url = telebot.API_URL
+    method_url = r'sendPhoto'
+    request_url = api_url + 'bot' + token + '/' + method_url
+    payload = {'chat_id': chat_id}
+    files = {'photo': photo}
+    if caption:
+        payload['caption'] = caption
+    if reply_to_message_id:
+        payload['reply_to_message_id'] = reply_to_message_id
+    if reply_markup:
+        payload['reply_markup'] = reply_markup
+    req = requests.post(request_url, params=payload, files=files)
+    return req.json()
+
+def send_data(token, chat_id, data, data_type, reply_to_message_id=None, reply_markup=None):
+    api_url = telebot.API_URL
+    method_url = get_method_by_type(data_type)
+    request_url = api_url + 'bot' + token + '/' + method_url
+    payload = {'chat_id': chat_id}
+    files = {data_type: data}
+    if reply_to_message_id:
+        payload['reply_to_message_id'] = reply_to_message_id
+    if reply_markup:
+        payload['reply_markup'] = reply_markup
+    req = requests.post(request_url, params=payload, files=files)
+    return req.json()
+
+def get_method_by_type(data_type):
+    if data_type == 'audio':
+        return 'sendAudio'
+    if data_type == 'document':
+        return 'sendDocument'
+    if data_type == 'sticker':
+        return 'sendSticker'
+    if data_type == 'video':
+        return 'sendVideo'