diff --git a/data/cncity/440800.txt b/data/cncity/440800.txt
index a42a6fa2..a1a9c328 100644
--- a/data/cncity/440800.txt
+++ b/data/cncity/440800.txt
@@ -454,10 +454,7 @@
 202.192.132.0/22
 202.192.136.0/21
 203.93.206.0/24
-203.168.4.0/22
-203.168.9.0/24
-203.168.11.0/24
-203.168.12.0/22
+203.168.4.0/24
 203.168.19.0/24
 203.168.20.0/22
 203.168.24.0/24