Chu So Sung, on stage better known as Exy, is a South Korean singer, rapper and songwriter. She debuted 2016 as a member of the South Korean-Chinese girl group WJSN, also known as Cosmic Girls. Exy is also part of the WJSN Sub unit WJSN Black.
Stage name엑시
Stage name (international)EXY
Name추소정
Name (international)Choo So Jung
Date of birth06.11.1995
