Paul Chun Pui (秦沛/姜昌年) (born 17 May 1945) is a Hong Kong based actor.He is the brother of actor David Chiang and half-brother of actor/ director Derek Yee Tung-Shing. His son Benji Chiang and his daughter Lesley Chiang are duo in the pop group "Benji and Lesley".Paul started his acting career at the age of three. He has appeared in Robert Wise production The Sand Pebbles (1966), acting alongside with Steve McQueen and Candice Bergen. He has continuously acting for over 60 years.