Born on July 8, 1964, in Tianjin, China, he is a prolific character actor primarily known for his work in Hong Kong cinema. He frequently collaborated with director Johnnie To, appearing in numerous films such as "The Mission," "Exiled," and "Election." Renowned for his versatility, he often portrays memorable supporting roles that add depth and humor to crime and action genres. His performances have garnered him critical acclaim and a loyal fan base throughout his extensive career.