Twins [Photo/Official Weibo account of Twins]

7. Twins

A Hong Kong Cantopop duo formed in 2001, Twins is made up of two girls, Charlene Choi and Gillian Chung.

They are the most successful female pop group in Hong Kong. Their fan base covers the Chinese mainland, Taiwan, Japan, Singapore, Thailand, Malaysia, Canada, Australia, United States, Vietnam and the Philippines.