What is the name of the largest film production company of Hong Kong that produced "Return of the One-Armed Swordsman"?
Shaw Brothers Studio Shaw Brothers (HK) Ltd. () was the largest film production company of Hong Kong.
Shanghai Hippo Animation Shanghai Hippo Animation Co., Ltd. () is the largest computer animation film studio in China. Founded in Shanghai in 2003, Hippo Animation specializes in the creation of original content, as well as software development and the development of CG animation technologies.