A newly-promoted side in the Chinese division two league, Chang'an Athletic finished the 2019 season in 9th place on the 16-team table.
In Group B2's other match, Scotland won 2-1 against the Czech Republic, who had had to call up an entirely new squad for the match owing to COVID-19 quarantine regulations.
Medvedev will next face fellow American Frances Tiafoe, and Thiem will take on Canada's rising star Felix Auger-Aliassime.
Chasing his 18th Grand Slam singles title, world number one Djokovic was in total control against his 28th-seeded opponent, winning 6-3, 6-3, 6-1 in one hour and 42 minutes to progress to the last 16 in the men's singles.
"BWF's highest priority remains the health and safety of all players and personnel participating in upcoming international tournaments," it said.
By winning the cup, the Tabriz-based team will directly participate in next year's AFC Champions League. Enditem
BEIJING, Sept. 5 (Xinhua) -- The World Winter Sports Expo 2020 (WWSE) came at an important time during the global COVID-19 pandemic and holding the Expo in Beijing sent a strong signal of confidence, IOC President Thomas Bach said at the Expo's opening ceremony here on Saturday.
Organizers BSI (Budapest Sport Office) offered a special virtual race for those who cannot be at the race in person: "Run anywhere in the world, and anytime between September 2 and September 8, submit your result and get the same Finishers Medal, technical Event T-Shirt and the Wizz Air 20 euros value voucher shipped right to You!"
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 start of the race was done in smaller groups of a few hundred people, as opposed to the usual big launch of several thousand.
"We will examine the rules to see if they need to be strengthened in light of the current situation. As always, due process will be followed and this will be a matter for discussion and consultation," said Banka, who assumed his role at the beginning of this year.