Desc: Si wang tiao zhan: Directed by Wing-Cho Yip. With Chin-Kun Li, Helen Ma, Chen-tung Lung, Chung-Hsin Huang. Karate expert and journalist Mr. Chi goes to Thailand to assist a close friend, Nai Sin, in preparing his Muay Thai boxers for a battle with Japanese boxers who have arrived in Bangkok to get even for a past loss.