Martial arts is a theme with an oriental flavor but a global market. The "Ninja Turtles" films, which were tremendously popular in the US for a time, came from the Golden Harvest studios in Hong Kong.
武打、功夫具有東方文化特色的題材，有國際市場，曾經在美國紅極一時的《忍者龜》電影系列正出自香港嘉禾公司。