Zhang YixingOctober 7, 1991), known professionally as Lay Zhang, or simply Lay, is a Chinese singer, songwriter, dancer, and actor. He is a member of the South Korean-Chinese boy group Exo and its sub-unit Exo-M. He was first known after participating in the Chinese TV talent show Star Academy in 2005.In April 25, a personal studio was established for Zhang's solo activities in China.
In September 2015, he released his autobiography titled Standing Firm at 24, which broke several online book records. In July 2016, Zhang was appointed by the Communist Youth League of China of Changsha as a publicity ambassador, the first celebrity to hold such title.