The "Eisernen" made a perfect start on home soil as Christopher Lenz tested Mainz goalkeeper Robin Zentner in the early stages, before Max Kruse nodded home his debut goal after Sheraldo Becker's pinpoint cross to the far post in the 13th minute.
Michail Antonio, Pablo Fornals and Jared Bowen scored West Ham's goals in the 14th, 34th and 84th minute of the game.
Growing infection figures around Cologne's venue are forcing Germany to play behind closed doors. Simultaneously, approval figures among German supporters decrease.
"We met some difficulties after our key players' departure," Dongguan coach Lin Yaosen admitted.
Zhao Xuetong nailed 19 points for Sichuan. Gao Song and Hu Yueming each scored 17 points. Shao had 11.
Jorginho scored two penalties in the 78th and 82nd minutes to assure a comfortable win in the best performance by Frank Lampard's side this season.
Arsenal continued its positive start to the season with a 2-1 win at home over Sheffield United, but Mikel Arteta's side had to endure a frantic end to its game after David McGoldrick curled home a spectacular 83rd minute goal for the visitors.
NANNING, Oct. 4 (Xinhua) -- Swimming enthusiats in Liuzhou, a river-rich city of south China's Guangxi Zhuang Autonomous Region, attended their first river-crossing competition since the COVID-19 outbreak.
"I hope the crisis makes the clubs to rethink their strategy and increase their efforts to give space for young talents," he added.
BERLIN, Oct. 4 (Xinhua) -- Robert Lewandowski scored four goals to help Bayern Munich beat Hertha Berlin 4-3 in the closing game of the third round in the Bundesliga on Sunday.
"We will always pay attention to the development of brilliant Chinese coaches, club management and youth talents, in order to contribute more for the long-term development of Chinese football," the club said.