diff --git a/discord_bot.py b/discord_bot.py
index 27dac04..ff0240f 100644
--- a/discord_bot.py
+++ b/discord_bot.py
@@ -1,6 +1,7 @@
 import discord
 from discord.ext import tasks
 import dota
+import utils
 
 bot = discord.Bot(proxy='http://127.0.0.1:1235')
 
@@ -10,12 +11,16 @@ async def on_ready():
 
 channel_id = 1152167937852055552
 
-@tasks.loop(seconds=10)
+@tasks.loop(minutes=1)
 async def send_message(channel):
+  if utils.is_game_time():
+    send_message.change_interval(minutes=1)
+  else:
+    send_message.change_interval(minutes=15)
+
   matches = dota.get_friends_recent_matches()
   for match_ in matches:
     data = dota.serialize_match_for_discord(match_)
-    print(data)
     await channel.send(content=data['content'], embeds=[discord.Embed.from_dict(embed) for embed in data['embeds']])
 
 @bot.event
diff --git a/dota.db b/dota.db
index 5fe1adc..874cd8c 100644
Binary files a/dota.db and b/dota.db differ
diff --git a/dota.py b/dota.py
index 559e89f..721b843 100644
--- a/dota.py
+++ b/dota.py
@@ -89,20 +89,29 @@ def get_friends_recent_matches():
 
 def serialize_match_for_discord(match_):
 # {
-#   "content": "3黑（我， 受风，小金 ）00:34:23 赢",
+#   "content": "## 天辉\n\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n\n## 夜魇\n\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n",
 #   "tts": false,
 #   "embeds": [
 #     {
 #       "id": 652627557,
-#       "title": "天辉 - 32",
-#       "description": "我（LV23 大鱼人）： **2 杀 5 死 3 助** ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害",
 #       "color": 6732650,
 #       "fields": [
 #         {
 #           "id": 878517961,
-#           "name": "夜魇 - 23",
-#           "value": "我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害\n我（LV23 大鱼人）： 2 杀 5 死 3 助 ｜ 12345 经济 ｜ 13442 伤害",
-#           "inline": false
+#           "name": "天辉",
+#           "value": "23",
+#           "inline": true
+#         },
+#         {
+#           "id": 159867313,
+#           "name": "夜魇 ",
+#           "value": "23",
+#           "inline": true
+#         },
+#         {
+#           "id": 202767768,
+#           "name": "3黑（我， 受风，小金 ）00:34:23 赢",
+#           "value": ""
 #         }
 #       ],
 #       "author": {
@@ -123,7 +132,9 @@ def serialize_match_for_discord(match_):
       break
   win = is_radiant == match_['radiant_win']
   if match_['party_size'] > 1:
-    content = f"{match_['party_size']}黑（{'，'.join(party)}）{match_['duration']} {'赢' if win else '输'}"
+    summary = f"{match_['party_size']}黑 {match_['duration']}"
+  else:
+    summary = f"单排 {match_['duration']}"
 
   radiant = []
   dire = []
@@ -136,20 +147,36 @@ def serialize_match_for_discord(match_):
 
   color = 6732650 if win else 16724787 # 66bb6a or FF3333
 
+  content = '## 天辉\n\n' + '\n'.join(radiant) + '\n\n## 夜魇\n\n' + '\n'.join(dire) + '\n'
+  radiant_indicator = ''
+  dire_indicator = ''
+  if is_radiant:
+    radiant_indicator = ' 🌟'
+  else:
+    dire_indicator = ' 🌟'
+
   data = {
     "content": content,
+    "tts": False,
     "embeds": [
       {
-        "description": '\n'.join(radiant),
         "color": color,
         "fields": [
           {
-            "name": "夜魇 - %s" % match_['dire_score'],
-            "value": '\n'.join(dire),
-            "inline": False
+            "name": "天辉" + radiant_indicator,
+            "value": match_['radiant_score'],
+            "inline": True
+          },
+          {
+            "name": "夜魇" + dire_indicator,
+            "value": match_['dire_score'],
+            "inline": True
+          },
+          {
+            "name": summary,
+            "value": f"{'，'.join(party)}"
           }
         ],
-        "title": "天辉 - %s" % match_['radiant_score'],
         "author": {
           "name": "opendota",
           "url": "https://www.opendota.com/matches/%s" % match_['match_id']
diff --git a/utils.py b/utils.py
index 420c4ab..38d6117 100644
--- a/utils.py
+++ b/utils.py
@@ -1,4 +1,17 @@
+import datetime
+import requests
+
 def convert_seconds_to_hms(total_seconds):
   hours, remainder = divmod(total_seconds, 3600)
   minutes, seconds = divmod(remainder, 60)
   return hours, minutes, seconds
+
+def is_workday():
+  return datetime.datetime.today().weekday() < 5
+
+def is_game_time():
+  # game time is workday 21:00 - 1:00, weekend 10:00 - 1:00
+  if is_workday():
+    return datetime.datetime.now().hour >= 21 or datetime.datetime.now().hour < 1
+  else:
+    return datetime.datetime.now().hour >= 10 or datetime.datetime.now().hour < 1