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Deric Wan Siu-Lun is a Hong Kong actor, singer and songwriter who has acted in many movies and TV series and released several music albums. He is most notable for his TV theme songs, including a duet with Nadia Chan, a reproduction of the song What One Wants in Life, and TVB series such as Looking Back in Anger and The Breaking Point. Wan has worked for TVB and CCTV. He currently works at STTV.

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