diff --git a/data/cncity/310000.txt b/data/cncity/310000.txt
index 000f322c..f2eb750f 100644
--- a/data/cncity/310000.txt
+++ b/data/cncity/310000.txt
@@ -1299,6 +1299,7 @@
 210.5.19.0/24
 210.5.27.0/24
 210.5.28.0/24
+210.5.30.4/30
 210.5.144.0/20
 210.12.76.0/24
 210.13.64.0/18
diff --git a/data/cncity/440000.txt b/data/cncity/440000.txt
index cb96bbed..80ca9538 100644
--- a/data/cncity/440000.txt
+++ b/data/cncity/440000.txt
@@ -1586,7 +1586,13 @@
 210.5.22.0/23
 210.5.24.0/24
 210.5.29.0/24
-210.5.30.0/23
+210.5.30.0/30
+210.5.30.8/29
+210.5.30.16/28
+210.5.30.32/27
+210.5.30.64/26
+210.5.30.128/25
+210.5.31.0/24
 210.12.9.0/24
 210.12.10.0/24
 210.12.44.0/24
diff --git a/data/cncity/440100.txt b/data/cncity/440100.txt
index 336bc38f..33cafb4b 100644
--- a/data/cncity/440100.txt
+++ b/data/cncity/440100.txt
@@ -2717,7 +2717,13 @@
 210.5.15.0/24
 210.5.16.0/23
 210.5.29.0/24
-210.5.30.0/23
+210.5.30.0/30
+210.5.30.8/29
+210.5.30.16/28
+210.5.30.32/27
+210.5.30.64/26
+210.5.30.128/25
+210.5.31.0/24
 210.13.255.0/24
 210.21.0.0/17
 210.21.128.0/18
diff --git a/data/country/CN/CN-GD.txt b/data/country/CN/CN-GD.txt
index cb96bbed..80ca9538 100644
--- a/data/country/CN/CN-GD.txt
+++ b/data/country/CN/CN-GD.txt
@@ -1586,7 +1586,13 @@
 210.5.22.0/23
 210.5.24.0/24
 210.5.29.0/24
-210.5.30.0/23
+210.5.30.0/30
+210.5.30.8/29
+210.5.30.16/28
+210.5.30.32/27
+210.5.30.64/26
+210.5.30.128/25
+210.5.31.0/24
 210.12.9.0/24
 210.12.10.0/24
 210.12.44.0/24
diff --git a/data/country/CN/CN-SH.txt b/data/country/CN/CN-SH.txt
index 000f322c..f2eb750f 100644
--- a/data/country/CN/CN-SH.txt
+++ b/data/country/CN/CN-SH.txt
@@ -1299,6 +1299,7 @@
 210.5.19.0/24
 210.5.27.0/24
 210.5.28.0/24
+210.5.30.4/30
 210.5.144.0/20
 210.12.76.0/24
 210.13.64.0/18