During the COVID-19 epidemic, which facilities need to be disinfected every half hour?

All surfaces. During the COVID-19 epidemic, all facilities on the surface of objects need to be disinfected every half hour, such as elevators, stair handrails, tables and chairs, countertops, door and window handles, shopping baskets, shopping carts, snacks, articles, cupboards, etc., because viruses can be attached to the surface of objects at any time and anywhere to spread.