Crystal Sun was born in October, 1973. She was an actress, best known for her work in various Hong Kong Category III movies. Her most well known film is Chuet doi yim sing Bo Lin dik yat sang (2002), which she portrait another Category III actress Pauline Chan. However, just like Pauline Chan, who took her own life by jumping off a building, Crystal also jumped off a building and died on February 6, 2009 in Hong Kong.