Sifu Jimmy Wong is the U.S. Master for the International Chin Woo Federation headquartered in Shanghai , China .
Is the founder and Head Master of the America Chin Woo center in Dallas , Texas .
Sifu Jimmy Wong is the U.S. Master for the International Chin Woo Federation headquartered in Shanghai , China , and is the founder and Head Master of the America Chin Woo center in Dallas , Texas .