diff --git a/ad_interface_tornado.py b/ad_interface_tornado.py
index 395bb92..73519ac 100644
--- a/ad_interface_tornado.py
+++ b/ad_interface_tornado.py
@@ -59,21 +59,25 @@ def send_cache_data():
 		# log.info(f"get data was {all}!\n")
 		for line in all:
 			key = f"ad::{line.get('gameid', 0)}::{line.get('locationid', 0)}"
-			if my_redis.exists(key):
+			if line['ad_num'] > 0:
 				num = my_redis.get(f"ad::{line['id']}::num")
 				if not num:
 					num = 0
-				if line['ad_num'] == 0 or line['ad_num'] > num:
+				if line['ad_num'] > num:
 					my_redis.sadd(key, line['id'])
 					my_redis.expire(key, 120)
-					log.info(f"add {line['id']} to {key} !")
-			else:
+					log.info(f"add {line['id']} to {key} ,num was {line['ad_num']}!")
+			elif line['ad_num'] == 0:
 				my_redis.sadd(key, line['id'])
 				my_redis.expire(key, 120)
-				log.info(f"add {line['id']} to {key} !")
+				log.info(f"add {line['id']} to {key} ,num was unlimit !")
+			else:
+				log.error(f"get ad_num from mysql failed! ad_num={line['ad_num']}")
+
 			if not my_redis.exists(f"ad::{line['id']}::info"):
 				my_redis.hmset(f"ad::{line['id']}::info", line)
-				my_redis.expire(f"ad::{line['id']}::info", 3600 * 24)
+				my_redis.expire(f"ad::{line['id']}::info", 3600 * 24 * 7)
+				log.info(f"add ad::{line['id']}::info to redis!")
 
 
 class DispatchHandler(tornado.web.RequestHandler):