Searching for the Best Muay Thai Massage in Haymarket? Then contact Jin Wu Koon. Established over 40 years ago here in Australia with the purpose of growing the Jin Wu Koon style. Since then, the Jin Wu Koon style has grown and evolved through the generations with the sole purpose of improving the effectiveness and efficiency of the techniques utilised in the discipline. At JWK, we offer a range of martial arts training, including Muay Thai, Kick Boxing,and Kung Fu.