diff --git a/ad_interface_tornado.py b/ad_interface_tornado.py
index c8f99ad..952ce88 100644
--- a/ad_interface_tornado.py
+++ b/ad_interface_tornado.py
@@ -61,11 +61,11 @@ 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 line['ad_num'] > 0:
+			if int(line['ad_num']) > 0:
 				num = my_redis.get(f"ad::{line['id']}::num")
 				if not num:
 					num = 0
-				if line['ad_num'] > num:
+				if int(line['ad_num']) > int(num):
 					my_redis.sadd(key, line['id'])
 					my_redis.expire(key, 120)
 					n = int(line['ad_num'] - num)
@@ -73,7 +73,7 @@ def send_cache_data():
 				else:
 					my_redis.srem(key, line['id'])
 					log.info(f"remove {line['id']} from {key}!")
-			elif line['ad_num'] == 0:
+			elif int(line['ad_num']) == 0:
 				my_redis.sadd(key, line['id'])
 				my_redis.expire(key, 120)
 				log.info(f"add {line['id']} to {key} ,num was unlimit !")