The aggregate winner will qualify for the Champions League's group stage. Enditem
Forward Serginho restored Jorge Wilstermann's advantage with a 56th-minute strike but Alves pulled his team level again with a smart finish after combining with Fabio Luciano.
The prolific Norwegian striker had another chance later but defender Nico Elvedi blocked his effort.
"The game was in fact over after my team saw a straight red card. However, my team tried their best to avoid a worse defeat," Duisburg head coach Torsten Lieberknecht said.
"The area that was replanted a month ago is excellent and responding very well," the Globo newspaper quoted Braga as saying on Monday. "If we repeat the same procedure the next change is going be a success," he added. Enditem
The fact that the tie was decided with just one leg, rather than the traditional home and away format, meant the game was a potential banana skin for the Chinese-owned team making its first ever appearance in Europe, but Diego Martinez's side got off to a perfect start with two goals in 10 minutes.
Jota is Liverpool's third signing this summer, following Spanish midfielder Thiago Alcantara and Greek defender Kostas Tsimikas.
Kike Gonzalez put Eibar ahead in the 50th minute, but two goals in an eight-minute spell on 62 and 70 minutes from Gerard Moreno and Paco Alcacer gave Unai Emery his first triumph at the club and also highlighted the attacking talent at his disposal.
Moreno's goal was exceptional as he controlled the ball in the Eibar area before turning, leaving his marker and scoring with a shot to the far post. Alcacer kept his cool after beating the offside trap.
Hebei tied the game in the 98th minute when the referee awarded them a penalty after reviewing VAR. Marcao then converted it to complete a dramatic comeback. Enditem
Elsewhere on Tuesday, Ecuador's LDU Quito secured a 1-0 win away to Peru's Binacional, courtesy of a first-half goal from Matias Zunino.