Charlene Choi is Assa. She was born in Vancouver, Canada. She is a Hong Kong singer and actor. She signed a contract with Emperor Entertainment Group and is a member of the Hong Kong female singing group Twins. She is a singing star for film and television. Her sweet appearance and sunny smile are deeply loved by fans, and she is known as the "Popular Queen of Hong Kong". Her healthy and fashionable image is also favored by advertisers. In 2008 and 2009, she won the "Most Popular Advertising Queen" award in Hong Kong for two consecutive years. She has outstanding performance in both film and music. She has released many music albums such as "AS a SA" and won the "Best Actress" and "Best Actress" at the 12th Hong Kong Film Golden Bauhinia Award for her movie "The King of Drama". Most Popular Actress" award. He has appeared in many film and television dramas such as "The Great Sage" and "The Legend of White Snake".