Sorry, this shd be a new posting but don't know how it end up here.
According to HKFA, the writer is ??, ??.
Chan Chiu / (??) http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng
and not
Chan Boh / (??) http://hkmdb.com/db/people/view.mhtml?i ... y_set=big5
Can anyone confirm and update?