Liu Jia, once known as "Ghost Bone", is a singer, music producer and the leader of the hip-hop music label "Longmen Array Records". He has been in the mainland music scene for many years and his music works are successful. His masterpieces for others include Chris Lee's Why Me, Wang Leehom's Beauty, Jackie Chan's Young Warrior, Xu Fei's Left Wing, Sun Jian's The Princess Has Arrived, and Sarah's My Heart is Cold. His own masterpieces include Love is Beautiful, If You Really Love Me, Lonely City and My China.