Tong Dawei was born in 1979 in Fushun, Liaoning Province. He joined the Shanghai Theater Academy in 1997 and graduated in 2001 with a Bachelor of Arts in Acting.

Tong first gained attention for his role in the romantic film I Love You (2002) by acclaimed director Zhang Yuan. He then starred in Jade Goddess of Mercy (2003), which was a huge hit with the audience in China and launched Tong into a household name. After the success of Jade Goddess of Mercy, none of Tong's performance struck a chord in the audience, till he starred in the youth drama Romantic Life (2006). His powerful performance in the series left a deep impression on the audiences, and Tong returned to the limelight once again

Tong hit a new peak in his career with his most successful television series yet; Struggle (2007). Based on the popular novel by Shi Kang, Struggle gained unexpected acclaim and was seen as a breakthrough in Chinese TV production as it broke from the usual Chinese TV series focusing in traditional legends and series. Tong’s character, Lu Tao, reflected the rise in a new social class in modern China. The same year, he starred in Lost in Beijing which premiered at the Berlin Film Festival and earned Tong a Best New Actor nomination at the Busan Film Critics Awards. He released his debut vocal album titled Da Shi Jie Xiao Zuo Wei (A Small Action in a Big World) in 2007.

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