Cinematographer shd be cheng siu-keung and not cheng siu-wai.

can anyone confirm?

I found several chinese sites confirming your data,
http://www.lib.sx.cn/zjsx/ypspml/yszy/xfx.htm
http://www.movie114.cn/info/1088571.html
and iPAC.

and nothing about that mysterious Cheng Siu-Wai. You can change them.

Thanks Calros, for the conifrmation.
You are a great help.