Vietnamese football league system

The Vietnamese football league system contains two professional leagues, a semi-professional league and an amateur league for Vietnamese football clubs.

Level

League / Division

1

V.League 1
(Toyota V.League 1)
14 clubs - 1 relegation, 1 relegation play-off

2

V.League 2
(Sứ Thiên Thanh V.League 2)
7 clubs - 1 promotion, 1 promotion play-off, 1 relegation play-off

3

Second Division
(Second Division North)
8 clubs – upto 2 promotions, 0 relegations

Second Division
(Second Division South)
8 clubs – upto 2 promotions, 0 relegations

4

Third Division
3 clubs

All V.League 1 and V.League 2 sides qualify for the Vietnamese Cup tournament.

The Super Cup is the first game of the season, played between the previous years' winners of the V.League 1 and Vietnamese Cup. If the same team wins both tournaments, then the team finishing second in the previous years' V.League 1 take on the V.League 1 winners.

Since 2017, one Vietnamese side, the team finishing top of V.League 1, qualifies automatically for the AFC Champions League Prelim. Stage 2. The team finishing second in the V.League 1, and the winner of the Vietnamese Cup qualify for the AFC Cup Group Stage.

...
Wikipedia