Who played Mao Xiaochun in The Golden Age?

Mao Xiaochun was played by Sonny in Good Times.

Sunny, born on July 25th, 1988, a native of Qingdao, Shandong Province, graduated from Shanghai Theatre Academy in 2008 and is an actress in Chinese mainland. In 2008, he starred in the historical costume drama Su Dongpo and began his acting career.