diff --git a/assets/china-ip.py b/assets/china-ip.py
new file mode 100755
index 0000000..b25eeac
--- /dev/null
+++ b/assets/china-ip.py
@@ -0,0 +1,51 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+import os
+from IPy import IP, IPSet
+
+source = [
+    'curl -sL https://github.com/misakaio/chnroutes2/raw/master/chnroutes.txt | sed \'/^#/d\'',
+    'curl -sL https://github.com/metowolf/iplist/raw/master/data/special/china.txt',
+    'curl -sL https://github.com/17mon/china_ip_list/raw/master/china_ip_list.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/cernet.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/china.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/chinanet.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/cmcc.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/cstnet.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/drpeng.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/googlecn.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/tietong.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/unicom.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/cernet6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/china6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/chinanet6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/cmcc6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/cstnet6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/drpeng6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/googlecn6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/tietong6.txt',
+    'curl -sL https://gaoyifan.github.io/china-operator-ip/unicom6.txt',
+]
+
+ips = set()
+for script in source:
+    raw = os.popen(script).read().split('\n')
+    ips.update(filter(None, raw))
+
+v4 = IPSet()
+v6 = IPSet()
+for ip in ips:
+    try:
+        ipAddr = IP(ip)
+        (v4 if ipAddr.version() == 4 else v6).add(ipAddr)
+    except:
+        pass
+
+ips = []
+for ip in v4:
+    ips.append(str(ip) + ('' if '/' in str(ip) else '/32'))
+for ip in v6:
+    ips.append(str(ip) + ('' if '/' in str(ip) else '/128'))
+
+print('\n'.join(ips))