diff --git a/data/cncity/640000.txt b/data/cncity/640000.txt
index 05000a40..66bff12e 100644
--- a/data/cncity/640000.txt
+++ b/data/cncity/640000.txt
@@ -167,7 +167,13 @@
 42.63.224.0/19
 43.251.36.0/22
 45.253.60.0/22
-52.82.0.0/15
+52.82.0.0/17
+52.82.128.0/20
+52.82.144.0/21
+52.82.152.0/21
+52.82.160.0/19
+52.82.192.0/18
+52.83.0.0/16
 58.194.128.0/20
 59.76.176.0/21
 59.76.184.0/21
diff --git a/data/cncity/640500.txt b/data/cncity/640500.txt
index b0ee9d84..3e158342 100644
--- a/data/cncity/640500.txt
+++ b/data/cncity/640500.txt
@@ -1,2 +1,3 @@
 14.135.32.0/21
-42.63.195.0/24
\ No newline at end of file
+42.63.195.0/24
+52.82.153.0/24
\ No newline at end of file
diff --git a/data/country/CN.txt b/data/country/CN.txt
index 8c55f0d8..15e13432 100644
--- a/data/country/CN.txt
+++ b/data/country/CN.txt
@@ -19233,7 +19233,14 @@
 49.232.0.0/14
 49.239.0.0/18
 49.239.192.0/18
-52.80.0.0/14
+52.80.0.0/15
+52.82.0.0/17
+52.82.128.0/20
+52.82.144.0/21
+52.82.152.0/21
+52.82.160.0/19
+52.82.192.0/18
+52.83.0.0/16
 52.130.88.0/24
 54.222.0.0/15
 54.231.208.0/20
diff --git a/data/country/CN/CN-NX.txt b/data/country/CN/CN-NX.txt
index 05000a40..66bff12e 100644
--- a/data/country/CN/CN-NX.txt
+++ b/data/country/CN/CN-NX.txt
@@ -167,7 +167,13 @@
 42.63.224.0/19
 43.251.36.0/22
 45.253.60.0/22
-52.82.0.0/15
+52.82.0.0/17
+52.82.128.0/20
+52.82.144.0/21
+52.82.152.0/21
+52.82.160.0/19
+52.82.192.0/18
+52.83.0.0/16
 58.194.128.0/20
 59.76.176.0/21
 59.76.184.0/21