They are the same person
http://zh.wikipedia.org/wiki/%E5%BC%B5% ... 3%E5%A5%95
http://wiki.d-addicts.com/Riva_Chang

???
Hsiao Tian-Tian
Aliases: Siu Tim-Tim

Filmography (2011-2013)

Actor (3 films)
10+10 (2011)
Baseball Love (2012)
Forever Love (2013)
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

???
Chang Fang-Yi ?
Aliases: Cheung Fong-Yik, Hsiao Tian-Tian, Siu Tim-Tim


Filmography (2011-2012)

Actor (3 films)
10+10 (2011) ... 9) An-tai, the girl
Perfect Two (2012) ... Young girl in night street
Baseball Love (2012)
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

INOO...

dleedlee wrote:They are the same person
http://zh.wikipedia.org/wiki/%E5%BC%B5% ... 3%E5%A5%95

???
Hsiao Tian-Tian
Aliases: Siu Tim-Tim

Filmography (2011-2013)

Actor (3 films)
10+10 (2011)
Baseball Love (2012)
Forever Love (2013)
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

???
Chang Fang-Yi ?
Aliases: Cheung Fong-Yik, Hsiao Tian-Tian, Siu Tim-Tim


Filmography (2011-2012)

Actor (3 films)
10+10 (2011) ... 9) An-tai, the girl
Perfect Two (2012) ... Young girl in night street
Baseball Love (2012)
http://hkmdb.com/db/people/view.mhtml?i ... ay_set=eng

INOO...

Combined