William Chan Wai-ting (simplified Chinese: 陈伟霆; traditional Chinese: 陳偉霆; pinyin: Chén Wěitíng), born 21 November 1985) is a Hong Kong singer and actor. In 2003, he participated in New Talent Singing Awards and won several awards. He was then signed under Emperor Entertainment Group. He began his singing career by joining Cantopop group Sun Boy'z in 2006 and left the group in 2008 to pursue a solo career, releasing his debut solo album in the same year. Since then, he has released a total of 7 albums and 6 singles.