According to the movie credits:

Wang Zhong-Lei / (???) is the production manager & not the producer
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

Ni Dahong / (???) is not credited or seen
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

Can anyone confirm and update?

changed and removed