Photo taken on March 31, 2020 shows an empty street along the shopping belt Orchard Road in Singapore. (Photo by Then Chih Wey/Xinhua)

A man walks along the shopping belt Orchard Road in Singapore on March 31, 2020. (Photo by Then Chih Wey/Xinhua)

A man walks along the shopping belt Orchard Road in Singapore on March 31, 2020. (Photo by Then Chih Wey/Xinhua)

A man cycles along the shopping belt Orchard Road in Singapore on March 31, 2020. (Photo by Then Chih Wey/Xinhua)

A woman walks along the shopping belt Orchard Road in Singapore on March 31, 2020. (Photo by Then Chih Wey/Xinhua)

A woman walks along the shopping belt Orchard Road in Singapore on March 31, 2020. (Photo by Then Chih Wey/Xinhua)

Photo taken on March 31, 2020 shows an empty street along the shopping belt Orchard Road in Singapore. (Photo by Then Chih Wey/Xinhua)

A man leaves the closed cinema level at a shopping mall on Orchard Road in Singapore on March 31, 2020. (Photo by Then Chih Wey/Xinhua)

Photo taken on March 31, 2020 shows an empty street along the shopping belt Orchard Road in Singapore. (Photo by Then Chih Wey/Xinhua)