With the first leg of the twice-postponed V.League 1 season over, Sài Gòn FC top the table with only one defeated in 13 matches.
With the season almost halfway through, surprise package Sài Gòn FC are top of the table and still unbeaten.
The plan to resume the season this weekend was agreed on by all 14 clubs in the league.
The game at the empty Hàng Đẫy Stadium in Hà Nội on Saturday saw Viettel take a convincing win although before the match pundits expected a close encounter.
The AFC Cup had been suspended earlier in March due to the coronavirus outbreak and was set to resume this month.
Nguyễn Hai Long was once released from the youth training centre of Viettel when he was 16 years old but four years on, he's a star for his club and has his sights set on representing his country.