Meng Jia, known simply as Jia, is a Chinese singer, dancer, model, actress and former member of MISS A. She graduated from Seoul Comprehensive Arts Practical School.

JYP Entertainment wanted to launch a Chinese version of WONDER GIRLS, and she was placed in the new group. They signed with Samsung Electronics in China and released a song used for a commercial called "Love Again". After facing some lineup changes, the members were sent to South Korea to debut.