Career
Cui Ren was promoted to China League One side Yanbian Football Club in 2007. On 29 March 2009, he made his senior debut in a 2–1 away defeat against Shanghai East Asia. On 26 September 2009, he scored his first senior goal in a 3–1 away defeat against Sichuan Football Club. Cui was linked with another League One club Qingdao Hainiu by the end of 2013 season.
However, Yanbian refused his transfer request.
On 9 February 2015, Cui moved to Chinese Super League side Shanghai Shenxin on a free transfer. He made his Super League debut on 15 March 2015, in the second match of the season against Shanghai SIPG, coming on as a substitute for Everton.
On 1 January 2016, Cui returned to Yanbian after Shanghai Shenxin"s relegation.