Yi Yang Qianxi, born on November 28, 2000 in Huaihua, Hunan, is a male singer, dancer, actor and member of TFBOYS in Mainland China.

In 2005, he made his TV debut and began to participate in various variety shows. In 2009, he joined the group "Feixuan Youth" and quit two years later. During this period, he appeared on CCTV and major TV stations across the country. In June 2013, he was invited to join the TF family because of his outstanding dancing and versatility. In August of the same year, he debuted as TFBOYS and is the youngest member of the group.

In October 2015, he voiced the male protagonist of "The Little Prince", which broke the box office record of French animated films in China. In November, he performed his self-choreographed dances "IF YOU" and "RHYTHM TA", setting a record for the highest number of online users for iQiyi's birthday party live broadcast.

In February 2016, he appeared on the Spring Festival Gala of the Year of the Monkey. In April, he won the title of Most Popular Idol at the 16th Music Chart Annual Ceremony. In August, she performed her self-choreographed dance "Tell Me Why". In November, it topped the list of star influence at the 2016 China Pan-Entertainment Index Ceremony; in the same month, it released the single "You Said" and performed self-choreographed dances "Youth" and "Fan Dance". In December, he was ranked first among the top ten stars of 2016 in the Historical Records.

In January 2017, he appeared on the Spring Festival Gala of the Year of the Rooster. In April, the single "Li Sao" was released, which won Billboard Radio China's 2017 Chinese Golden Song. In May, he became the first national tourism image spokesperson of the Kingdom of Denmark. In October, he won the ELLE Annual Popular Idol Award and became the first male star to be singled out in "L'OFFICIEL Fashion"; in the same month, he starred in two TV series: "The Twelve Hours of Chang'an" and "Yanshi Fan: New Youth". In November, he released the singles "Nothing to Lose" and "Unpredictable" and became the new brand spokesperson of adidas neo. In December, he appeared on the cover of "Bazaar Men" and joined Youku's "This!" Just Street Dance" and won the GQ Most Popular Idol of the Year.

In January 2018, he was invited to attend the 60th Grammy Awards Ceremony. In February, he appeared on the Year of the Dog Spring Festival Gala.