"I could see the beautiful sea and buildings from a paraglider, but the wind kept changing, it is quite difficult to land, and the technical requirements are especially high," said Guo after the match.
18-year-olds Kays Ruiz-Atil and Arnaud Kalimuendo made their first team debuts in attack while between the posts was 20-year-old Marcin Bulka, who was making just his second appearance.
Elsewhere, Sheffield United impressed in their return to the top-flight last season and now need to repeat that in what could be a tough second season, Burnley will continue to present teams with a physical challenge under Sean Dyche, while Danny Ings' goals will play a major role in determining Southampton's fate.
Dominic Calvin-Lewin's 55th minute header gave Everton a deserved three points after they controlled Tottenham for most of the game and Ancelotti deserves credit for handing debuts to summer signings, Abdoulaye Doucoure, Allan and James Rodriguez, who enjoyed an impressive first appearance in the Premier League, creating five chances for their side.
"We beat ourselves today. Our performance is hard to explain but it is a bitter defeat, that is for sure," Hertha Berlin head coach Bruno Labbadia said.
Seven-time Serie A champions Corinthians, meanwhile, are 15th with just two wins from nine matches so far.
Yu, 25, has agreed a one-year contract with Xinjiang, with the option of a one-year extension.
The former German international said that Premier League clubs are trying to take advantage of the extended transfer window due to the COVID-19 pandemic: "We are ahead of a nerve-racking three weeks until the window closes on October 5."
Bremen took the reins from the starting whistle but had to wait until the 18th minute for their first opportunity when Theodor Gebre Selassie rattled the left post from five meters.
Teda's Liu Ruofan had the ball into the net in the 62nd minute but it was wiped out as Liu had fouled in the build-up.
Marcelo Bielsa's Leeds United will be fascinating to watch after the master tactician earned promotion last season, although Leeds could suffer from a lack of goals.