Sylvia LaiSylvia Lai Sui-Pun, also known by her stage name Sum Sum, is a semi-retired Hong Kong singer and actress.Movies (1)Be Water (2020)TV (4)Chinese Folklore (1974)Five Easy Pieces (1980)The Adventurers (1980)Rise of the Great Wall (1986)Genres Sylvia Lai works indramadocumentaryMore about Sylvia LaiWikipedia