A visitor jumps for a photograph on the world's highest and longest glass-bottomed bridge above a valley in Zhangjiajie in China's Hunan Province on August 21, 2016. The bridge, which opened to the public on a trial basis on Saturday, spans 430 meters (1,410 feet) and rises about 300 meters (984 feet) above a valley in a scenic zone, making it the world's highest and longest glass-bottomed bridge according to Chinese state media. (Photo by Fred Dufour/AFP Photo)

Yang Juan, an employee at Goopal Group, takes a nap in her seat after lunch, in Beijing, China, April 21, 2016. Office workers sleeping on the job is a common sight in China, where a surplus of cheap labour can lead to downtime at work. But in China's technology sector, where business is growing faster than many start-up firms can hire new staff, workers burn the midnight oil to meet deadlines and compete with their rivals. Some companies provide sleeping areas and beds for workers to rest during late nights. (Photo by Jason Lee/Reuters)

Dancers from Tokyo wearing traditional costumes perform during a celebration event, a day before Japan's Emperor Naruhito and Empress Masako's royal parade in front of the Imperial Palace in Tokyo, Japan November 9, 2019. (Photo by Issei Kato/Reuters)

A competitor wearing a onesie with Brussels sprouts battles gale force winds during the Dutch Headwind Cycling Championships on the storm barrier Oosterscheldekering near Neeltje Jans, south-western Netherlands, Sunday, February 9, 2020. (Photo by Peter Dejong/AP Photo)

An Indian girl student covers her face as a precaution against the coronavirus outbreak, in Mumbai, India, 12 March 2020. According to media reports, more than 70 people in India have tested positive for COVID-19. The World Health Organisation declared the novel coronavirus or COVID-19 as global pandemic. (Photo by Divyakant Solanki/EPA/EFE/Rex Features/Shutterstock)

A villager attends a spring ploughing ceremony in Jiaru Village, Gurong Town, Lhasa, southwest China's Tibet Autonomous Region, March 16, 2020. Traditional spring ploughing ceremonies took place in Tibet's major cultivation areas on Monday to pray for a year with good harvests. (Photo by Zhan Yan/Xinhua News Agency)

Barber Herman Mulyana (R) gives a haircut to a customer while wearing protective attire made from plastic garbage bags at a barbershop in Bogor, Indonesia, 06 April 2020. The Trade Ministry of Indonesia issued a regulation temporarily recinding all requirements for the import of protective gear and medical equipment, to counter shortages of many items used to treat COVID-19 patients and prevent the further spread of the disease. (Photo by Adi Weda/EPA/EFE)

An Indian laborer talks on his mobile phone as he transports a refrigerator on his back at a market in Jammu, India, Sunday, June 7, 2020. India whose coronavirus caseload is fifth highest in the world has partially restored trains and domestic flights and allowed reopening of shops and manufacturing. (Photo by Channi Anand/AP Photo)