diff --git a/data/cncity/100000.txt b/data/cncity/100000.txt
index 5a01003c..851a9595 100644
--- a/data/cncity/100000.txt
+++ b/data/cncity/100000.txt
@@ -618,6 +618,9 @@
 101.237.160.0/19
 101.237.192.0/18
 101.247.112.0/20
+101.251.160.0/20
+101.251.177.0/24
+101.251.178.0/23
 103.2.156.0/22
 103.2.188.0/23
 103.2.212.0/22
diff --git a/data/cncity/110000.txt b/data/cncity/110000.txt
index 73a22160..22555c4d 100644
--- a/data/cncity/110000.txt
+++ b/data/cncity/110000.txt
@@ -1263,7 +1263,8 @@
 101.247.0.0/18
 101.247.64.0/19
 101.247.96.0/20
-101.251.160.0/19
+101.251.180.0/22
+101.251.184.0/21
 101.251.192.0/18
 101.252.0.0/15
 101.254.0.0/16
diff --git a/data/cncity/350000.txt b/data/cncity/350000.txt
index e631ca48..478c66e3 100644
--- a/data/cncity/350000.txt
+++ b/data/cncity/350000.txt
@@ -128,6 +128,7 @@
 101.102.100.0/23
 101.102.102.0/24
 101.130.192.0/19
+101.251.176.0/24
 103.13.12.0/24
 103.22.32.0/22
 103.27.4.0/22
diff --git a/data/cncity/350200.txt b/data/cncity/350200.txt
index 6e4c6b00..e1fb2d9a 100644
--- a/data/cncity/350200.txt
+++ b/data/cncity/350200.txt
@@ -108,6 +108,7 @@
 61.154.224.0/19
 61.234.212.0/24
 61.234.224.0/24
+101.251.176.0/24
 103.13.12.0/24
 103.230.236.0/22
 106.122.128.0/18
diff --git a/data/country/CN/CN-BJ.txt b/data/country/CN/CN-BJ.txt
index 73a22160..22555c4d 100644
--- a/data/country/CN/CN-BJ.txt
+++ b/data/country/CN/CN-BJ.txt
@@ -1263,7 +1263,8 @@
 101.247.0.0/18
 101.247.64.0/19
 101.247.96.0/20
-101.251.160.0/19
+101.251.180.0/22
+101.251.184.0/21
 101.251.192.0/18
 101.252.0.0/15
 101.254.0.0/16
diff --git a/data/country/CN/CN-FJ.txt b/data/country/CN/CN-FJ.txt
index e631ca48..478c66e3 100644
--- a/data/country/CN/CN-FJ.txt
+++ b/data/country/CN/CN-FJ.txt
@@ -128,6 +128,7 @@
 101.102.100.0/23
 101.102.102.0/24
 101.130.192.0/19
+101.251.176.0/24
 103.13.12.0/24
 103.22.32.0/22
 103.27.4.0/22