Internet sensation. Ren Dacheng performed various stunts on the webcast platform, such as swallowing swords, eating light bulbs and other extreme performances. These performances have been widely spread on the Internet, which has attracted many people's attention and heated discussion. In addition, Ren Dacheng also participated in some TV programs and variety shows, showing his talent and charm. Although the performance method is controversial, he still becomes one of the most popular figures on the Internet.