[3] That same year, he starred in All the Misfortunes Caused by the Angel, playing the romantic interest of Lin Xiaoru, Li Xiaolu's character.

[3] He had key supporting role in the romantic comedy television series The Book of Love, opposite Fan Bingbing and Le Jiatong.

[3] Ren co-starred with Nicky Wu in the 2002 wuxia television series Musketeers and Princess, adapted from Woon Swee Oan's novel of the same title.

[5] He had a small role in The Double Life, a comedy film starring Zhang Jingchu, Daniel Chan, and Wang Luoyong.

[6] In 2009, Ren portrayed the role of Yan Hui in Hu Mei's biographical drama film Confucius, for which he received Best Supporting Actor nomination at the 19th Golden Rooster Awards.

[9] In 2012, he co-produced and had a small role in Swordsman, a wuxia television series adaptation based on Jin Yong's the novel The Smiling, Proud Wanderer.

[13] He founded the "Legend of Shu in Guangdong" (广东蜀地传说) in 2009, Shanghai Qiangsheng Film and Television Culture Media Co., Ltd. (上海强盛影视文化传媒有限公司) in 2010, and "Hot and Spicy No.1" (热辣壹号) in 2013.