diff --git a/data/cncity/350100.txt b/data/cncity/350100.txt
index 7d649d3d..838e63fc 100644
--- a/data/cncity/350100.txt
+++ b/data/cncity/350100.txt
@@ -224,32 +224,7 @@
 218.85.153.0/24
 218.85.154.0/23
 218.85.156.0/23
-218.104.224.0/23
-218.104.226.0/24
-218.104.227.0/29
-218.104.227.8/30
-218.104.227.14/31
-218.104.227.18/31
-218.104.227.22/31
-218.104.227.24/29
-218.104.227.32/27
-218.104.227.64/26
-218.104.227.128/25
-218.104.228.0/24
-218.104.229.0/25
-218.104.229.128/26
-218.104.229.194/31
-218.104.229.196/30
-218.104.229.200/29
-218.104.229.210/31
-218.104.229.212/30
-218.104.229.216/29
-218.104.229.224/30
-218.104.229.230/31
-218.104.229.232/29
-218.104.229.240/28
-218.104.230.0/23
-218.104.232.0/21
+218.104.224.0/20
 218.106.144.0/20
 219.232.144.0/24
 220.160.0.0/19
diff --git a/data/cncity/350200.txt b/data/cncity/350200.txt
index 2c51009a..33699f17 100644
--- a/data/cncity/350200.txt
+++ b/data/cncity/350200.txt
@@ -202,12 +202,6 @@
 218.98.104.0/22
 218.98.108.0/23
 218.104.128.0/20
-218.104.227.12/31
-218.104.227.16/31
-218.104.227.20/31
-218.104.229.192/31
-218.104.229.208/31
-218.104.229.228/31
 218.107.192.0/19
 220.160.100.0/22
 220.160.104.0/21