Gallery Master Lee Wing Sing (sitting on left) with Koo Kwai and Koo Kam Shing. Master Wong Yuk Kong (center) with Koo Kwai and Koo Kam Shing. Master Wong Yuk Kong and Koo Kam Shing practicing. Students practice. Disciple Paul Lee practices with student. Disciple Paul Lee Sifu Koo demonstrates. Sifu Koo practices with student. Sifu Koo demonstrates. Sifu Koo demonstrates. Sifu Koo demonstrates. Sifu Koo demonstrates. Sifu Koo demonstrates. Sifu Koo demonstrates. Sifu Koo demonstrates. Sifu Koo demonstrates. Sifu Koo demonstrates. Master Wong Yuk Kong's Business Card (English). Master Wong Yuk Kong's Business Card (Chinese). Master Wong Yuk Kong Demonstrates.