Idol Producer, is a 2018 Chinese reality boy group survival show, which premiered on January 19, 2018, on iQIYI. It is presented by Lay Zhang with Li Ronghao, Jackson Wang, MC Jin, Cheng Xiao and Zhou Jieqiong serving as mentors. On April 6, 2018, the nine highest ranked contestants debuted as Nine Percent.

Zhang Yixing , known professionally as Lay Zhang or simply Lay, is a Chinese rapper, singer-songwriter, dancer, actor, record producer and businessman. Zhang first gained recognition in 2005 for participating in the Chinese television talent show Star Academy. He later debuted as a member of the South Korean-Chinese boy band Exo and its Chinese sub-unit Exo-M under SM Entertainment in 2012.