Collin Chou Siu-Lun ( ; born August 11, 1967), sometimes credited as Ngai Sing, is a Taiwanese actor and martial artist best known in the United States for his portrayal of Seraph in The Matrix Reloaded and The Matrix Revolutions as well as the Enter the Matrix video game. In Asian cinema, he has worked in several films with Jet Li and Sammo Hung, including the 2006 martial-arts epic, Fearless. He is starring alongside Jet Li and Jackie Chan together for the first time in the upcoming The Forbidden Kingdom in which he will play the Jade Emperor.
Has 8 brothers and 4 Sisters.
Speaks Cantonese, Mandarin, and English.
Former member of the Hung Ga Ban (Sammo Hung Stuntman Association)
Was chosen to take over as Seraph in Matrix Reloaded, The (2003) and Matrix Revolutions, The (2003) after Jet Li has chosen not to work on the sequels.
After July 1997, Collin Chou decided to use his real name instead of his stage name of Ngai Sing.
Is also a model.
