Zhang Yixing (张艺兴; born 7 October 1991), known professionally as Lay (레이) and known internationally as Lay Zhang , is a Chinese rapper, singer-songwriter, dancer, actor, producer under Zhang Yixing Studio. He is a member of the South Korean boy group EXO and its sub-group EXO-M. In 2015, Zhang founded a personal agency for his solo activities and music releases and released an autobiography titled Standing Firm at 24. In 2016, Zhang released his first mini album, Lose Control. The EP peaked at number one on the Gaon Album Chart and number four on Billboard's US World Albums chart. Since his debut as a solo artist, Zhang has produced and released over 100 songs including 4 studio albums and 5 mini albums. In 2020, Zhang founded the Chromosome Entertainment Group and serves as CEO. He has also ventured into acting and starred in films and television shows such as Ex-Files 2 (2015), The Mystic Nine (2016), Kung Fu Yoga (2017), The Island (2018), The Golden Eyes (2019), Empress of the Ming (2019), Crime Crackdown (2021) and No More Bets (2023). 레이(1991년생, Changsha, Hunan, China) 는 배우로, 대표작으로 쿵후여족, 성룡의 전설, 쿵푸 요가가 있으며, 그 외에도 你好，星期六, 런닝맨, 奔跑吧, 向往的生活, 极限挑战, 这！就是街舞, 盒子里的猫, 사해, 대명풍화, 노구문, 理想照耀中国, 吐槽大会 등 다양한 작품에 출연했다. 특히 2026년에는 쿵후여족에도 참여해서 활동중이다. (오뜨랑에서 실시간으로 번역된 한글 프로필도 확인할 수 있어요) 2026년 쿵후여족에서 Xu Feng 역을 맡았다. 2026년 10间敢死队에 출연했다. 2026년 10间敢死队 제작에 참여했다.