Mtime et al lists additional cinematography credits in 90's.
Billionaire IT founder of Sohu was working on Ph.D in Physics at MIT during this period. Unlikely had time for moviemaking.
https://en.wikipedia.org/wiki/Charles_Zhang

This bio for Nanjing Arts Institute Associate Professor seems more like the closer match as well as cinematography credits similar to mtime's (even mtime is not always correct).
???? ?? ??? ??????????????????... (photographer, photography teacher)
http://baike.baidu.com/subview/16369/5476519.htm

http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

???
Charles Zhang Chao-Yang ?
Aliases: Cheung Chiu-Yeung
Born: October 31st, 1964

Filmography (2005-2015)

Cinematographer (1 film)
No Retreat (2005)
Producer (1 film)
Jian Bing Man (2015)
Actor (1 film)
Jian Bing Man (2015)
Presenter (2 films)
Driverless (2010)
Blue Tears (2011)

INOO

Split, created
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng