Cai Wenjing, born on January 3, 1990, in Yichang City, Hubei Province, graduated from the Beijing Film Academy's Acting Department in 2008 with a bachelor's degree. She is a film and television actress in Mainland China.

In 2009, she officially entered the entertainment industry by starring in the music video for the theme song "Blooming" at the 18th Golden Rooster and Hundred Flowers Film Festival. In 2010, she released her first single, "Love World Cup." She gained recognition in 2014 for her role in the youth drama "The Year in a Hurry" and further established her presence in 2015 with the urban emotional drama "Come on Intern."

In 2016, Cai received the Most Popular Online Drama Actress of the Year award at the second Jin Gu Duo Awards for her role in the costume martial arts drama "Drawing the Bad People." In 2017, she won the Tencent Star Awards for Potential TV Drama Actress of the Year for her performance in the urban emotional drama "Seven Me."