Tchubila, at 11 and 84 minutes, and Didié, at 90+6, scored the goals for Kabuscorp, while Gaio, at 44 and 69, still managed to give Ferrovia the lead on the scoreboard.
Kabuscorp do Palanca had been relegated from the first division of Angolan football in 2019, after contractual breaches with Brazilian international Rivaldo and Congolese Trésor Mputo Mabi.
The teams from União de Malanje and São Salvador, from Zaire, are also qualified for the next edition of Girabola, both for the first time.