He has trained in Yau Kung Mun since he was fifteen years of age and was chosen as a Bai Shee (closed door disciple) by Grandmaster Leung Cheung. Later he also trained on a regular basis with Grandmaster Ha Kwok Cheung in Hong Kong until his passing in 2004. He is an ordained Daoist monk at the Ching Chung Daoist Temple in Sydney, where he was first introduced by Grandmaster Leung Cheung, himself a monk at the temple.
Sigung Garry is a closed door disciple of Grandmaster Cornelius Coelho who is the current Gatekeeper of the Wun Yuen Yat Hei Jeung system. He is the first person outside of the Doo Family to represent the Burning Palm within the art of Bak Fu Pai (White Tiger Kung Fu). He has been training and developing the Burning Palm System since 1996. Sigung Garry is also a very experienced practitioner of Bak Mei, Dao Gar and several other rare Kung Fu systems
He teaches Yau Kung Mun, Wun Yuen Yat Hei Jeung and Doo family martial arts including Omei Bak Mei Pai and Bak Fu Pai.
Gatekeeper of the Dao Gar and Shattering Palm systems within the WBBM family.
Founder of the Gryphon Combatives training program.