The Vietnamese Second Division is the second tier of professional football in Vietnam, operating under the Vietnam Football Federation. It features clubs from various regions of the country, providing a platform for teams to compete and develop talent. The league plays a crucial role in promoting football at the grassroots level and serves as a stepping stone for clubs aspiring to reach the top tier, known as the V.League 1. Teams in the Vietnamese Second Division compete for promotion to the higher division, while also facing the risk of relegation to lower leagues. The league typically runs annually, with matches held throughout the season. This structure helps maintain competitive balance and encourages clubs to improve their performance.