I came across Cheung Lui (2)
http://www.hkmdb.com/db/people/view.mhtml?id=6489&display_set=eng
found it a bit strange one film in 1971, one 1986 and the rest much later.
Perhaps a mistake is made?

Very likely - 2 character names are a bummer like that

If nobody stops me in 15 days-..