Elsewhere, Villarreal came back from a goal down to take their first win of the season with a 2-1 victory at home to Eibar.
18-year-old Lorenzo Musetti of Italy, who had upset three-time Grand Slam winner Stanislas Wawrinka of Switzerland and Japan's top player Kei Nishikori in the tournament's opening two rounds, lost to Dominik Koepfer of Germany 6-4, 6-0.
The Kazakh Super League runners-up evened the score two minutes before halftime, as Brazilian star Vagner Love found the net after an accurate pass from captain Gafurzhan Suyumbayev.
"I failed to finish the race in three hours and 40 minutes, so it was pity even though I won," said Zhaxi. Enditem
"He is an exciting player with a huge potential. Kamil is 22, so he has his best years ahead of him and he will be an important player for us. He is someone we have closely watched over a long period of time and as a full international for Poland, we believe we are making an excellent addition to our squad," commented Derby County manager, Philipp Cocu.
The other four games of the Suzhou Division will be played on Saturday and the second round is scheduled on November 26. Enditem
Stage One will be played across two blocks of eight days: September 13-20 and September 28-October 5. Enditem
Dortmund's season opener this Saturday evening against Borussia Moenchengladbach might well deliver first impressions of how the top German league's 2020/21 story might end.
Up to 20,000 fans will be allowed to enter the 79,000-capacity Maracana Stadium for Flamengo's home match against Athletico Paranaense in Brazil's Serie A on October 4.
Saturday's next game is a rescheduled fixture, which sees Osasuna return to their remodeled El Sadar Stadium to face a Getafe side playing their first game of the season.
Reguilon broke into the Real Madrid first team in the 2018-19 season, making 22 appearances and moving ahead of the Brazilian left back Marcelo in the pecking order.