diff --git a/backend/config.toml b/backend/config.toml
index efc9c9a..33f0618 100644
--- a/backend/config.toml
+++ b/backend/config.toml
@@ -68,3 +68,6 @@ MYMs5AeLsN7oQ+LWAoHG5rDogzifNKes
 -----END CERTIFICATE-----"""
 PublicKeyID="PUB_KEY_ID_0117026449472025041400331572000400"
 V3Key="5UBDkxVDY44AKafkqN6YgYxgtkXP6Mw6"
+# JS pay domain
+# mp.jdwan.com
+# quyun.mp.jdwan.com