Vingumba, after two minutes, scored for 1.º de Agosto, while Nilton, at 47 minutes, restored equality.
With this Sunday's draw, Interclube secured fifth place, with 50 points, while 1.º de Agosto was 'vice', with 61, in a championship won by Petro de Luanda.
ASK Dragão do Uíge and Desportivo da Huila, coached by Paulo Torres, tied 1-1, after goals by Rupson, at 29, for Desportivo, and Picas, at 82.
With this result, Paulo Torres ranked Desportivo da Huila in 10th, with 33 points.
Sagrada Esperança finished Girabola in third, with 55 points, thanks to the triumph over Isaac de Benguela by 2-1, with goals from Vitorino, at 57, and Luís Tati, at 78. Quinho, at 62, reduced.
Wiliete de Benguela, in turn, beat Académica do Lobito by 1-0, with a goal by Apado, in the 55th minute, and finished fourth, with 53 points.
Bravos do Maquis closed sixth, with 39 points, despite the defeat against Sporting de Benguela by 2-3.
Sporting de Cabinda beat Santa Rita de Cássia by 1-0, after a goal by Chinote, in the 54th minute, while Desportivo da Lunda Sul beat Recreativo do Libolo by 2-1, with goals from Balakay, in the 10th and 16th minutes, with Peneta, at 86, reducing for the visitors.
Petro de Luanda, owned by Alexandre Santos, who did not play this Sunday due to calendar imperatives, due to the withdrawal of Cuando Cubango FC, reconquered Girabola, with 69 points.
Brazilian striker Tiago Azulão (Petro de Luanda) was the league's top scorer, with 20 goals, followed by Kaporal (Académica do Lobito), with 15.
Sporting de Benguela, with 17 points, in 14th, ASK Dragão do Uíge, with 13 in 15th and Cuando Cubango, who dropped out, were relegated from division.
Results of the 30th round:
- Sunday, May 21:
Académica do Lobito – Wiliete de Benguela, 0-1
Isaac de Benguela – Sagrada Esperança, 1-2
Sporting de Benguela – Bravos do Maquis, 3-2
Sporting de Cabinda – Santa Rita de Cássia, 1-0
ASK Dragão do Uíge – Desportivo da Huila, 1-1
Recreativo do Libolo – Desportivo da Lunda Sul, 1-2
Interclube – 1.º de Agosto, 1-1
Repose: Petro de Luanda