To began his acting career in TV soap operas and moved to the big screen in 2000. He is best known for playing Tsui Wai-Keung in the Infernal Affairs trilogy, as well as the role of Itsuki Tachibana in Initial D. He remarried in 2005 to Kristal Tin. In 2006, he starred in Pang Ho-Cheung's film, Isabella with Isabella Leong.