If they are hall staff and cashiers, they will be trained in etiquette, fire fighting, store service processes and norms (including standing posture, greeting, smiling, speaking speed, gestures, hygiene and cleaning operations, etc.). ), makeup, shop rules, computer operation, cashier, and the operation and use of on-site equipment. Technicians will train the store in all aspects of strong and weak electricity maintenance and repair, including business skills in the lobby.