Zhang Ge-Wu (???) and Chang Ko-Wu (???) are the same person.

If nobody stops me in 10 days I will merge them.

Merged:

Zhang Ge-Wu
???

Filmography (2003-2004)
Lighting (3 films)
Shaolin - Let's Go (2003)
West Town Girls (2004)
Free as Love (2004)

&

Chang Ko-Wu
???

Filmography (2008)
Lighting (1 film)
My So-Called Love (2008)


Result:
Zhang Ge-Wu (???)