All logistics staff must wear masks at work and keep a safe distance from people, and make special protection according to the work content: 1.Cafeteria procurement staff or supply staff: wear disposable rubber gloves, avoid touching meat and poultry raw materials directly, wash hands and disinfect in time after removing gloves; 2.Cleaning staff: wear disposable rubber gloves at work, wash hands and disinfect after work; 3.Security staff: carefully inquire and register the situation of outsiders, and report abnormal situations in time.