Geng Wak Long (GWL) has expertise in Kelantanese traditional art genres such as The Neo Authentic Kelantanese Traditional music of Malaysia and Contemporary Music.
GWL also played other genre such as Fusion (Music of the world), Malaysian Syncretic Traditional Music (Ghazal, Malay Asli Music, Malay Gamelan, Keroncong) and Malaysian Pop Music. For The Neo Authentic Kelantanese Traditional Music, GWL has a wide range of the stage performance such as Shadow Play - (Kelantan leather puppet theatre), Dikir Barat, Kelantanese Silat, Makyung, Tari Inai, Asyik, Rebana Ubi, Kertuk, Tarik Selampik, Main Puteri@Teri and Kelantanese Traditional Orchestra.