Xin's first screen acting credit was Going into the Light and subsequently appearing on shows such as Up and Down of a Century (1997), Red Rock (1998), In the End (1999), My Dear Country (1999), and Deadly Encounter (1999).
In October 2005, Xin starred with Sun Li, Deng Chao and Yin Tao in Happiness As Flowers, a romantic comedy television series directed by Gao Xixi.
Xin starred as Zhao Jianping, a 35-year-old designer in Beijing, reuniting him with co-star Shirley Dai, who played his wife, a 30-year-old factory staff, in the drama film Hutong Days (2007).
[4] In 2012, Xin had a cameo appearance in The Last Tycoon, a period drama film starring Chow Yun-fat, Sammo Hung, Francis Ng and Huang Xiaoming.
[6] In 2017, he had a supporting role in Chen Kaige's fantasy mystery film Legend of the Demon Cat, in which he played Li Bai, the most exceptional poet in the Tang dynasty.