diff --git a/assets/china-ip.py b/assets/china-ip.py
index b25eeac..578af7d 100755
--- a/assets/china-ip.py
+++ b/assets/china-ip.py
@@ -48,4 +48,6 @@ for ip in v4:
 for ip in v6:
     ips.append(str(ip) + ('' if '/' in str(ip) else '/128'))
 
-print('\n'.join(ips))
+with open('china-ip.txt', 'w') as fileObj:
+    fileObj.write('\n'.join(ips) + '\n')
+os.system('xz -kf9 china-ip.txt')
diff --git a/assets/chinalist.py b/assets/chinalist.py
index c27588a..0161ef5 100755
--- a/assets/chinalist.py
+++ b/assets/chinalist.py
@@ -19,4 +19,7 @@ for script in source:
     domains.update(filter(None, raw))
 regex = r'^(?=^.{3,255}$)[a-zA-Z0-9][a-zA-Z0-9\-]{0,62}(.[a-zA-Z0-9][a-zA-Z0-9\-]{0,62})+$'
 domains = {x for x in domains if re.search(regex, str(x)) is not None}
-print('\n'.join(sorted(domains)))
+
+with open('chinalist.txt', 'w') as fileObj:
+    fileObj.write('\n'.join(sorted(domains)) + '\n')
+os.system('xz -kf9 chinalist.txt')
diff --git a/assets/gfwlist.py b/assets/gfwlist.py
index a089c39..b76d1ad 100755
--- a/assets/gfwlist.py
+++ b/assets/gfwlist.py
@@ -24,4 +24,7 @@ for script in source:
     domains.update(filter(None, raw))
 regex = r'^(?=^.{3,255}$)[a-zA-Z0-9][a-zA-Z0-9\-]{0,62}(.[a-zA-Z0-9][a-zA-Z0-9\-]{0,62})+$'
 domains = {x for x in domains if re.search(regex, str(x)) is not None}
-print('\n'.join(sorted(domains)))
+
+with open('gfwlist.txt', 'w') as fileObj:
+    fileObj.write('\n'.join(sorted(domains)) + '\n')
+os.system('xz -kf9 gfwlist.txt')