diff --git a/README.md b/README.md
index f664ecb..1c2ce7e 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # tg_bot_collections
 Collections of yihong0618's telegram bot
 
-for my channel: https://t.me/hyi0618
+for yihong0618's channel: https://t.me/hyi0618
 
 
 ## Bot -> poster
@@ -17,5 +17,16 @@ for my channel: https://t.me/hyi0618
 
 1. pip install -r requirements.txt
 2. Get tg token, ask Google or ChatGPT, need get it from [BotFather](https://t.me/BotFather)
-3. python hy_tg.py ${tg_token}
+3. python tg.py ${tg_token}
+
+
+## Contribution
+
+- Any issue reports or PRs are welcome.
+- Any other bot type like slack/discord welcome
+- Before PR, use `pip install -U black` then `black .` first
+
+## Appreciation
+
+- Thank you, that's enough. Just enjoy it.
 
diff --git a/hy_tg.py b/tg.py
similarity index 83%
rename from hy_tg.py
rename to tg.py
index 8bb95d1..cb1c089 100644
--- a/hy_tg.py
+++ b/tg.py
@@ -145,7 +145,6 @@ def main():
         styles_list = list(STYLES.keys())
         style = random.choice(styles_list)
         try:
-            # TODO why this memory leak?
             with SpooledTemporaryFile(max_size=MAX_IN_MEMORY) as out_image:
                 draw_pretty_map(location, style, out_image)
                 # tg can only send image less than 10MB
@@ -160,7 +159,35 @@ def main():
             traceback.print_exc()
             bot.reply_to(message, "Something wrong please check")
         bot.delete_message(reply_message.chat.id, reply_message.message_id)
-        # we need this, fuck it
+        gc.collect()
+
+    @bot.message_handler(content_types=["location", "venue"])
+    def map_location_handler(message: Message):
+        # TODO refactor the function
+        reply_message = bot.reply_to(
+            message,
+            "Generating pretty map using location now, may take some time please wait:",
+        )
+        location = "{0}, {1}".format(
+            message.location.latitude, message.location.longitude
+        )
+        styles_list = list(STYLES.keys())
+        style = random.choice(styles_list)
+        try:
+            with SpooledTemporaryFile(max_size=MAX_IN_MEMORY) as out_image:
+                draw_pretty_map(location, style, out_image)
+                # tg can only send image less than 10MB
+                with open("map_out.jpg", "wb") as f:  # for debug
+                    shutil.copyfileobj(out_image, f)
+                out_image.seek(0)
+                bot.send_photo(
+                    message.chat.id, out_image, reply_to_message_id=message.message_id
+                )
+
+        except Exception:
+            traceback.print_exc()
+            bot.reply_to(message, "Something wrong please check")
+        bot.delete_message(reply_message.chat.id, reply_message.message_id)
         gc.collect()
 
     # Start bot