HONG KONG, CHINA - APRIL 10: A hand sanitiser and an air defender is seen in the mobile classroom on April 10, 2020 in Hong Kong, China.In attempt to keep their business during the COVID-19 pandemic, Ming’s Piano, a music school with 23 teachers and about 8000 students, has hired three trucks to deliver lessons at students' doorsteps. (Photo by Billy H.C. Kwok/Getty Images)
