• Online tickets can not be returned or transferred. • Sumahan reserve the right to refuse the entrance of people who are agreed to be unfit by the staff. In that case, all online-paid tickets will be refunded if the guest has the refund- coupon given by the security. No refund will be made without a coupon. Our guests are required to submit their vaccination card when coming to the event area, if they do not have a vaccination card, PCR test or the relevant HES application indicating that they have had the disease. Participants who do not have a vaccination card/PCR test will not be able to enter the event area.