Tags: Soccer League, Sports League.
Ascenso MX (Promotion MX) is the second professional level of the Mexican football league system. The champion of the competition is promoted to Liga MX (top-flight division). The bottom team gets relegated to Segunda División de México (the third tier).Formerly known as Primera División A (First Division A) the league changed its name and competition format in 2009 to Liga de Ascenso. It was rebranded as Ascenso MX in 2012.