Elsewhere, Santos rallied late to secure a 3-2 win at Goais. Marcos Leonardo, Jefferson and Marinho were on target for the visitor while Vinicius Lopes and Victor Andrade scored for Goias.
2. Neymar has Ronaldo, Pele in his sights
The three competitions will be staged in a 'bubble' which can provide the maximum safety for players and officials.
Ruben Dias made his debut for Manchester City, but Pep Guardiola's team still needs to improve in defense to have any chance of battling for the title.
The visitors from Poprad did not put on an offensive show either, but scored twice, which was sufficient for earning their first victory of the season.
Several planned on-loan-transfers deals failed because implementing a buying-option was rejected as the selling clubs demanded an obligation.
"Schalke's squad is poorly composed. We are talking about the sins of the past," the 59-year-old said.
Mainz were unable to gain a foothold into the first half and had to wait until the 38th minute to get their first chance on target, as Jean-Philippe Mateta's header came close.
Next up for Halep is another 19-year-old youngster, Iga Swiatek of Poland, whom Halep defeated in the round of 16 here last year.
Qi constantly kept driving to the basket and drawing fouls late in the third quarter. Beijing's 40-point margin heading into the final frame was irreversible for Daqing.
LANZHOU, China, Oct. 3 (Xinhua) -- Niche sports, such as archery, racquetball and go-karting, are among the most popular holiday entertainments to young people in China during the National Day and Mid-Autumn Festival holiday.