Qingdao scored the consolation goal from Denis Popovic's penalty in the dying minutes.
All three are asymptomatic.
The WTT Champions Series will also see players battling for prize money and ranking points in their attempt to reach the WTT Cup Finals.
Manchester United's first Premier League game of the season ended in a shock 3-1 defeat at home to Crystal Palace on Saturday as Old Trafford old boy, Wilfred Zaha scored twice against his former club.
The two games ended a round of matches that saw Liverpool win 2-0 away to Chelsea on Sunday, while Arsenal beat West Ham United 2-1 and Manchester United were beaten 3-1 at home to Crystal Palace in their first league match of the campaign. Enditem
Aston Villa also had goalkeeper Emiliano Martinez to thank for a first half penalty save to deny John Lundstrum when the scores were still level.
The Spanish side, which has Chinese owners, now travel to Sweden to play Malmo for a place in the group stage of the tournament. Enditem
Yunnan made more errors in the second set, especially in serve and back court receiving, only to witness Beijing take the set again.
The most familiar and important event to be affected will be the traditional ceremonies in the athletes' village to mark the arrival of each NOC team. Regarded as one of the most memorable occasions for the participating athletes, the ceremonies will be canceled, although Chef de Mission will have an opportunity to be greeted by the Village Mayor.
CHANGSHA, Sept. 22 (Xinhua) -- The 2020 Changsha Wangcheng International Triathlon, an annual event originally scheduled for autumn, has been canceled due to COVID-19, according to the organizing committee on Tuesday.
The Rubronegro reported 11 positive cases in their traveling squad after losing to Independiente 5-0 in Quito last Thursday. They beat Barcelona 2-1 in Guayaquil on Tuesday despite being forced to field a team mostly comprising reserves.