diff --git a/rules/clash/wifi_call_hk.yaml b/rules/clash/wifi_call_hk.yaml
new file mode 100644
index 0000000..adae51a
--- /dev/null
+++ b/rules/clash/wifi_call_hk.yaml
@@ -0,0 +1,6 @@
+payload:
+  - 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