This photo taken on July 25, 2021 shows a man riding a bicycle as waves, caused by Typhoon In-Fa further down the Chinese coast, surge over a barrier along the seacoast in Qingdao in China's eastern Shandong province. (Photo by AFP Photo/China Stringer Network)





Students carve portraits of gold medalists Li Fabin and Yang Qian on watermelons at Shenyang Foreign Affairs Service School on day five of the Tokyo 2020 Olympic Games on July 28, 2021 in Shenyang, Liaoning Province of China. (Photo by VCG/VCG via Getty Images)





A woman carries a child in her arms as she walks on a curb above floodwaters in Xinxiang in central China's Henan Province, Monday, July 26, 2021. Record rain in Xinxiang last week left the produce and seafood market soaked in water. Dozens of people died in the floods that immersed large swaths of central China's Henan province in water. (Photo by Dake Kang/AP Photo)





Vehicles sit in floodwaters at the Yubei Agricultural and Aquatic Products World in Xinxiang in central China's Henan Province, Monday, July 26, 2021. (Photo by Dake Kang/AP Photo)





A man carries bags of onions out of the flooded Yubei Agricultural and Aquatic Products World in Xinxiang in central China's Henan Province, Monday, July 26, 2021. (Photo by Dake Kang/AP Photo)





Shopkeepers at the Yubei Agricultural and Aquatic Products World leave the market on a motor tricycle in Xinxiang in central China's Henan Province, Monday, July 26, 2021. (Photo by Dake Kang/AP Photo)





People react as they watch Siobhan Bernadette Haughey of Hong Kong swim in the women's 100-meter freestyle final at the 2020 Summer Olympics, at a shopping mall in Hong Kong, Friday, July 30, 2021. Haughey, born in Hong Kong four months after the 1997 handover, now has two silver medals from Tokyo, becoming the city's first-ever multiple medalist. Hong Kong's haul of treasure from Tokyo, with a gold also won in men's fencing, outshines the one gold, one silver and one bronze that Hong Kong accumulated through all of its previous Olympic appearances since its 1952 debut at the Helsinki Games. (Photo by Vernon Yuen/NurPhoto/Rex Features/Shutterstock)





Police stop and search supporters of Tong Ying-kit, the first person charged under a new national security law, during court hearing outside the High Court, in Hong Kong, China. on July 30, 2021. (Photo by Tyrone Siu/Reuters)





Fishermen use a giant net to catch fish in Qiandao Lake on July 30, 2021 in Chun an County, Hangzhou City, Zhejiang Province of China. The giant net harvested over 60,000 kilograms of fish. (Photo by Wang Jiancai/VCG via Getty Images)





In this file photo dated Friday, July 2, 2021, people riding bicycles and scooters wait to cross an intersection during rush hour in Beijing. China has failed to submit fresh targets for cutting their greenhouse gas emissions, UN climate change officials said Saturday July 31, 2021, among some dozens that failed provide an update on their plans by the July 31 deadline. (Photo by Mark Schiefelbein/AP Photo/File)





This photo taken on July 25, 2021 shows people posing for a photo along an empty Bund in Shanghai, as most people stay indoors due to wind and rain as Typhoon In-Fa lashes parts of the eastern Chinese coast. (Photo by Vivian Lin/AFP Photo)





People play Chinese Chess at a park in Hong Kong's Yau Ma Tei area on July 31, 2021. (Photo by Bertha Wang/AFP Photo)





Shelves are empty as residents rush to stock up on necessities at a supermarket after authorities lockdown near residential blocks to prevent the spread of the COVID-19 in Wuhan city in central China's Hubei province Monday, August 2, 2021. Chinese authorities announced Tuesday the mass testing of Wuhan as an unusually wide series of COVID-19 outbreaks reached the city where the disease was first detected in late 2019. (Photo by Chinatopix via AP Photo)





A nurse takes throat swab samples in new round of COVID-19 testing in Nanjing city in eastern China's Jiangsu province Monday, August 2, 2021. The current coronavirus outbreaks in China, while still in the hundreds of cases in total, have spread much more widely than previous ones, reaching multiple provinces and cities including the capital, Beijing. Many of the cases have been identified as the highly contagious delta variant that is driving a resurgence in many countries. (Photo by Chinatopix via AP Photo)





Tourists wear face masks as they visit the Summer Palace in Beijing Tuesday, August 3, 2021. The current coronavirus outbreaks in China, while still in the hundreds of cases in total, have spread much more widely than previous ones, reaching multiple provinces and cities including the capital, Beijing. Many of the cases have been identified as the highly contagious delta variant that is driving a resurgence in many countries. (Photo by Ng Han Guan/AP Photo)





A man walks pat sculptures with face masks on along an alley in Beijing on August 3, 2021. (Photo by Noel Celis/AFP Photo)





A worker disinfects the flooring outside the inflated cabins at the pop-up Huo-Yan Laboratory set up in an expo center to test samples for covid-19 virus in Nanjing in east China's Jiangsu province Wednesday, July 28, 2021. China's worst coronavirus outbreak since the start of the pandemic a year and a half ago escalated Wednesday, Aug. 4, 2021, with dozens more cases around the country, the sealing-off of one city and the punishment of its local leaders. (Photo by Chinatopix via AP Photo)





Residents line up for Covid-19 tests in Wuhan in central China's Hubei province Tuesday, August 3, 2021. (Photo by Chinatopix via AP Photo)





A woman wearing a face mask to protect against COVID-19 walk across a pedestrian bridge during the morning rush hour in Beijing, Wednesday, August 4, 2021. (Photo by Mark Schiefelbein/AP Photo)





A nurse takes swab samples in the new rounds of Covid-19 testing in Nanjing in eastern China's Jiangsu province Monday, August 2, 2021. (Photo by Chinatopix via AP Photo)