The league's title sponsor was the e-commerce website 58.com.

A total of four foreign players can be registered in a season; however, the number of foreign players is limited to three per CL1 team in the same time.

Teams can use three foreign players on the field each game.

Hong Kong/Macau/Taiwan outfield players (Contracts signed before 1 January 2016 do not count for the foreign player slot):[34] Last updated: 28 October 2017Source: SINA The awards of 2017 China League One were announced on 2 November 2017.

[35] Updated to games played on Oct. 28th, 2017Source: [citation needed]Notes:† Teams played previous season in CSL.