Tong Rui is played by Zhang Haiyu. The role of Tong Rui in The Bottom Line is played by Zhang Haiyu, who was born in Qingdao, Shandong Province in 1989 and graduated from the Central Academy of Drama. Zhang Haiyu in 2013 because of the release of the "Qingdao aunt" video triggered the attention of netizens, the same year into the acting circle, appeared in a number of excellent film and television works. Zhang Haiyu's representative works include Chen Shi Yuan, Elite Lawyer, Female Psychologist and Genius Basic Law. A playwright is a character who performs exclusively, or plays a role in the performing arts. It is often used in film, television, theater, radio, and other media. Often an actor may dance, sing, or broadcast in a dramatic role.