Tiger Boxer (1973)

Original title: 龍虎空手道

The beautiful Shan Shan has two men who loves her, the arrogant young Lung Fong and the humble Tze Wei, but for the luck of Tze Wei, Shan Shan loves him, and arouses the wrath of Fong, who ends up getting involved with the beautiful, malicious and ill-loved Meng Li, who had already taken an out of Tze Wei, and sees in Fong a chance to get well, only he wanted it as a hobby, because his will is to marry Shan Shan. Meng Li can not bear to lose two men to Shan Shan, she sends some henchmen to kidnap her, now it's up to Tze Wei to save her.