China's second-division league is a semi-professional league, and its competition system is modeled after the north-south competition system of China CBA Basketball League in 2004-2005. After the top four teams in each region advance to the quarter-finals (two rounds in total), there will be a quarter-final (two rounds in total) and a final (two teams win in the quarter-finals), and there will be a third-place battle (two teams lose in the quarter-finals), and next season they will be promoted to the champion and the overall runner-up.
The following is a detailed introduction/view/2436374.htm.