diff --git a/rules/clash/hk_wifi_call.list b/rules/clash/hk_wifi_call.list
new file mode 100644
index 0000000..22edd16
--- /dev/null
+++ b/rules/clash/hk_wifi_call.list
@@ -0,0 +1,5 @@
+DOMAIN-SUFFIX, csl.prod.ondemandconnectivity.com
+DOMAIN-SUFFIX, hhk.prod.ondemandconnectivity.com
+DOMAIN-SUFFIX, epdg.epc.mnc000.mcc454.pub.3gppnetwork.org
+DOMAIN-SUFFIX, ss.epdg.epc.mnc000.mcc454.pub.3gppnetwork.org
+DOMAIN-SUFFIX, ss.epdg.epc.geo.mnc000.mcc454.pub.3gppnetwork.org