Liu Yuxin, known in English as XIN Liu, is a Chinese singer, rapper and dancer born in Guizhou Province. She is best known for finishing first in the iQiyi survival reality program Youth with You 2, becoming the centre of girl group THE9. She was also a former member of girl group LadyBees, along with fellow THE9 member Kong Xueer. Liu made her solo debut with the extended play XIN on May 20, 2018.