"I'm very happy. It was a great match, I didn't make any mistakes. Casper is a really great player, very attractive to play, I think there were many good rallies, it was a good match from both of us," said the newly-crowned US open champion.
Dong was a lethal weapon on offensive end, scoring 12 points down the stretch as Zhejiang rode on a 14-0 spurt to race ahead 46-27 midway through the second quarter.
After national team center Li Yueru's departure, Dilana was made to shoulder more responsibilities in the paint for Dongguan.
"Since then, I've made huge progress because I've played a few big matches, against Simona, against Caroline Wozniacki and Naomi Osaka, and I think it helped me a lot and now I feel like I can handle the pressure," Swiatek added.
Swiatek is to face another unexpected winner from the fourth round - Martina Trevisan, as the world No. 159 stunned another title favorite Kiki Bertens 6-4, 6-4 in a later match on Court Suzanne-Lenglen.
The emerging powerhouse tamed Hebei by a 44-point gap on Friday. Center Li Yueru shot 10 of 12 from the field to finish with a game-high 21 points. Chen Liyu helped with 16. Wei Wei nailed 14 points off the bench.
Michail Antonio, Pablo Fornals and Jared Bowen scored West Ham's goals in the 14th, 34th and 84th minute of the game.
But Wu was reluctant to highlight her own performance.
"It's been long ride definitely. Everything came to my mind when I had my whole family, people who I loved to help me through the tough, tough time," said Kvitova. "I was just playing in the Philippe Chatrier, it was such nice to win the match and to be in the quarterfinal."
Meanwhile Southampton claimed a routine 2-0 victory at home to West Bromwich Albion, who is still searching for its first win of the campaign.
MADRID, Oct. 3 (Xinhua) -- Athletic Club Bilbao have agreed a deal with Italian Serie A side Torino to sign 25-year-old winger Alex Berenguer.