Ashton Chen played one of  Ip Man's students in a martial arts film directed by who ?
Ashton Chen:  In 2010, Chen played one of Ip Man's students in the martial arts film "Ip Man 2". Ip Man 2:  A sequel to the 2008 film "Ip Man", "Ip Man 2" was directed by Wilson Yip and stars Donnie Yen, who reprises the leading role.
Wilson Yip