On October 20th, Beijing time, the Chinese Second League announced the competition system and schedule. The first stage will start on October 24. It will be divided into Luxi Division and Haigeng Division. Each group carries out an intra-group single loop, and the top two in each group enter the third. In the knockout rounds, the final top two will be promoted to China A, the last of each group will go through two knockout rounds, and the loser will be demoted.