"It's because I did a lot of things well. I played more aggressively than the previous days. I went to the net more often, and I hit a lot of winners," added the 12-time French Open champion, who needed only one hour and 35 minutes to see off his opponent.
The Rams, as the champions of the previous three seasons are nicknamed, started off well and dominated 4-1 after the first half of the game, led by the Canadian forward Matthew Mistele's two goals, but the visitors from Michalovce produced a miraculous comeback by scoring four in a row.
The fixture between Genoa and Torino was postponed as many of Genoa's players tested positive for COVID-19. Enditem
However, Bayern had the last laugh in the closing period after Maximilian Mittelstadt felled Lewandowski inside the box to concede a penalty. The Poland international stepped up and kept his nerves after beating Alexander Schwolow into the bottom left corner.
The 19-year-old will face another qualifier -- Nadia Podoroska of Argentina in the semifinals. The latter stunned third-seeded Elina Svitolina 6-2, 6-4 to advance. Enditem
Han Peng's direct corner goal in the 47th minute and Temwa Chawinga's goal in the 81st minute helped Wuhan secure a 4-0 victory, despite a missed penalty by Beatriz Zaneratto Joao in the 78th minute.
Next up for Kvitova is Germany's Laura Segemund, who dispatched Spaniard Paula Badosa 7-5, 6-2 to advance. Enditem
"Our opponents did well on making shots at the start. This is our second match of the season, and we hope to improve through each game," said Zhejiang coach Gu Jiaqing.
Despite the loss, Hebei coach Ma Tao expressed satisfaction with his players.
"We've had an unbelievable group of players over the last two seasons and a squad of great people. I will miss them all hugely...I'd also like to say a massive thanks to the club for considering mine and my family's future and allowing me to make this move."
Alvaro Ordiozola will continue at right back after Dani Carvajal suffered a knee injury on Friday that will sideline him for a couple of months, while Ferland Mendy will likely return on the left after being rested in the narrow midweek win at home to Valladolid.