Whang’s Black Belt Taekwondo Academy was established in 1984 at Lindfield. Since 1984 Master Whang has taught Taekwondo to hundreds of students from Lindfield, Killara, Gordon, Roseville, Chatswood, Chatswood, Castle Cove, Artarmon, Willoughby, Artarmon, Pymble, St Ives, Forestville, Killarney Heights and French's Forest.