|Real Name:||Zhang Yi Xing|
|Alternative Spelling(s):||레이, 张艺兴|
|Date of Birth:||October 7, 1991|
|Place of Birth:||Changsha, Hunan, China|
|Associated Acts:||EXO, EXO-M, SMTOWN|
|Affiliations:||EXO member, EXO-M member|
- Stage Name: Lay (레이)
- Real Name: Zhang Yi Xing (张艺兴)
- Chinese Name: Zhang Yi Xing (张艺兴)
- Nickname/s (Also known as): Xing Tuo
- Bloodtype: A
- Height: 177cm
- Weight: 60kg.
- Skills: Guitar, piano, dance
- Super Power (Badge): Healing
- Zodiac Sign: Libra
- Chinese Zodiac Sign: Sheep
- Ideal type: Cute and filial.
Lay (Korean: 레이), born Zhang Yixing (Chinese: 张艺兴; pinyin: Zhāng Yìxīng) on October 7, 1991 (age 24), is from Changsha, Hunan, China. Lay was a local child star in Hunan, having won third place in a competition hosted by the popular TV program, Star Academy (明星学院) in 2005. He also appeared in an episode of Yue Ce Yue Kai Xin (越策越开心) and Liu Na's variety show, Na Ke Bu Yi Yang (娜可不一样) that same year.
Lay joined S.M. Entertainment in 2008 after a successful audition with the company's global casting system in Changsha. At the time of the auditions, he was 16 years old and was studying for his college entrance exams. In 2011, prior to debuting with EXO, he briefly worked for SHINee in their concert tour as Jonghyun's dance replacement. Lay was formally introduced as a member of EXO on January 17, 2012. He is also associated with the dance group, S.M. The Performance, with EXO-K's Kai.
- Appeared in 2005 3rd place Star Academy (Hunan Economic TV).
- He was supposed to be EXO-M’s leader but it was changed to Kris.
- He shares a room with Chen in Korea.
- He shared a room Luhan in China.
- He loves tidbits and likes eating junk foods.
- He’s rather naughty, but he’s really funny at times too.
- He is really forgetful.
- He is the cooking “umma” in EXO-M, even when there’s nothing to do, he will cook.