Somebody mistook producer Au Yeung Yuen Chung and action director Yuen Cheung Yan in the film "The Miracle Fighters".

http://hkmdb.com/db/movies/view.mhtml?c ... ay_set=eng

I added Yuen Cheung Yan. And, if nobody stops me in 15 days, I will remove Au Yeung Yuen Chung from the credits of this movie.