Having trained in Japanese karate and Chinese kung fu under his grandfather and later refining his kicking through Taekwondo lessons from Tan Tao-liang, Liu emerged as a prominent low-budget Taiwanese action star. After a modest debut in Great Boxer (1972), his breakout came with Secret Rivals alongside Hwang Jang-lee and Don Wong Tao, a performance amplified by the choreography of Yuen Woo-ping,…