diff --git a/data/category-network-security b/data/category-network-security
deleted file mode 100644
index 6b244608..00000000
--- a/data/category-network-security
+++ /dev/null
@@ -1,5 +0,0 @@
-cnmstl.net @cn
-fofa.so @cn
-t00ls.cc @cn
-t00ls.net @cn
-tools.team @cn
diff --git a/data/category-network-security-cn b/data/category-network-security-cn
new file mode 100644
index 00000000..06ecefef
--- /dev/null
+++ b/data/category-network-security-cn
@@ -0,0 +1,5 @@
+cnmstl.net
+fofa.so
+t00ls.cc
+t00ls.net
+tools.team
diff --git a/data/geolocation-cn b/data/geolocation-cn
index c5a73e6f..9f6bc46a 100644
--- a/data/geolocation-cn
+++ b/data/geolocation-cn
@@ -148,6 +148,9 @@ include:category-media-cn
 # Organizations
 include:category-hospital-cn
 
+# Network Security
+include:category-network-security-cn
+
 # Services & Softwares
 include:115
 include:3type