Yi began acting as a teenager and graduated from the Taipei Jinlu Women's Business Vocational School before her debut. Active in the school's entertainment programs and drama performances, Hong Kong JiaheFilm Company owner Zou Wenhuai unearthed Yi Yi in Taiwan, and arranged her training in Taiwan. She came to Hong Kong for the Golden Harvest Film Company in 1970. Filming a series of films, including The Big Boss and Fist of Fury, which is best known with the famous martial artsstar Bruce Lee. She also co-produced a film with another martial arts star Jimmy Wang Yu. Yi Yi married a businessman Xu Jingbo in June 1974. One of her guests at her wedding was her friend and fellow actress Nora Miao. In 1976, her contract with Golden Harvest has expired, so she made her final film, Tiger of Northland.