SarahI Hello @ TaehyunLim, This service costs CHF 12 per luggage and then a flat rate for door-to-door shipping of CHF 40. There is no special group price. You’ll find more information about this service on the following link: https://www.sbb.ch/en/station-services/services/luggage-and-flight-luggage/luggage/door-to-door-luggage.html. Greetings, SarahI