The 33-year-old confirmed his U-turn in an interview with Goal.com, which comes 11 days after he rocked the footballing world by informing Barcelona that he wanted to leave the club he first joined 20 years ago.
Ruichang defeated Hunan Hualai 4-1 to continue sitting second, leaving their opponents in third place.
Havertz, joining his German teammate Timo Werner who arrived at Chelsea earlier this summer, is the Blues' second most expensive signing at 71 million pounds (94 million U.S. dollars).
The 2020 Tokyo Olympics was postponed by one year for the first time in Olympic history, and Dubi admitted a lot of work remained between now and the rescheduled summer of 2021 for Tokyo organizers.
The Tricolor failed to qualify for the 2018 World Cup in Russia and were dumped out of last year's Copa America in Brazil before the knockout phase.
"Fairness for athletes all over the world remains my number one priority. I will never let clean athletes become hostages of political games. Under the International Standard for Code Compliance by Signatories there are many possible consequences that do not impact the athletes," he continued.
World champion Daniel Stahl took his 13th consecutive victory in the men's discus, with the Swede throwing 67.28m.
Leon are now a point clear of second-placed Cruz Azul, who will have the chance to regain top spot when they visit Atlas on Saturday.
Mbappe, like the other six, will also be missing PSG's opening two 2020/21 Ligue 1 games against Lens on Thursday and Marseille three days later.
DALIAN, China, Sept. 4 (Xinhua) -- Paulinho's late goal in the injury time helped Guangzhou Evergrande overcame their city rivals Guangzhou R&F 2-1 in the ninth round of the Chinese Super League (CSL) here on Friday.
Elsewhere, sixth seed Matteo Berrettini of Italy, tenth seed Andrey Rublev of Russia and Australia's Alex De Minaur all won their third round matches. Enditem