Lu Han (born (1990-04-20)April 20, 1990), is a Chinese singer and actor who was a member of the South Korean-Chinese boy band EXO, and its subgroup EXO-M. He is signed to S.M. Entertainment in South Korea and Avex Trax in Japan. In October 2014, Luhan filed a lawsuit to terminate his exclusive contract with SM Entertainment. In 2014, China National Radio ranked Lu Han the sixth among the top ten most popular entertainment stars in the country. Lu Han graduated from the Beijing Shida Middle School and attended the Beijing Haidian Foreign Language Shi Yan School before leaving for South Korea to attend Yonsei University as an exchange student. He currently attends the Seoul Institute of the Arts with a major in "Applied Music." In 2008, Luhan unsuccessfully auditioned for JYP Entertainment at their global audition in China. In 2010, while studying in Seoul, Luhan was scouted by an SM representative in Myungdeong. This casting agent recommended he audition for the company through the annual "S.M. Casting System." Luhan passed the audition and became a trainee. Along with EXO-M members Tao, Chen, and EXO-K's Kai, Luhan made his first televised performance on SBS's Gayo Daejun event on December 29. Luhan was the second EXO member to be introduced. He is one of four Chinese members out of twelve. EXO-M and their K-pop subgroup, EXO-K, released their prologue single "What Is Love", on January 30, 2012. The group released their second prologue single "History" on March 9.They held their first pre-debut showcase in Seoul's Olympic Stadium on March 31, 2012. The group held their second showcase and first press conference in the Great Hall of the Beijing University of International Business and Economics in Beijing, China on April 1. The group's official debut single "Mama" was released on April 8, followed by an EP, Mama, on April 9. On April 8, EXO-M made their debut performance in China at the 12th Yinyue Fengyun Bang Awards performing "Mama.' The group achieved commercial success with their first studio XOXO and its repackaged version in 2013. The album became the first album in twelve years to sell over one million copies in South Korea and is the 11th best selling album of all time. EXO returned with Overdose in May 2014 which became the best selling album of 2014. As of August 5, 2014, Luhan became the Guinness World Record holder for the "Most Comments on a Weibo Post." On October 10, Luhan filed a lawsuit against SM Entertainment to nullify his contract, claiming the company treated EXO's Korean members differently from its Chinese ones. Luhan won the "Most Valuable Star" award alongside Li Bingbing at the 2014 Baidu Moments Conference. The award was based on Baidu's estimation of his popularity through Internet searches, mentions, and votes. He also won the "Asia Popular Idol Award" at the iQiyi's year-end award ceremony. Luhan finished filming his first acting role in the Chinese film "20 Once Again," which is expected to be released in January 2015. It was revealed on May 27, 2015 that Luhan will be collaborating with David Tao to co-record one of the bidding songs for the 2022 Winter Olympic Games in Beijing.