Other people's things are for weddings. Of course it doesn't make sense. I consulted you before. You told them that 3 1 could be sent, but they didn't. Of course, people have the right to refuse. As for what caused it, the buyer doesn't care. When you send the courier, you should have an agreement with the courier company. If the other party promises to deliver it within 24 hours, but fails to deliver it on time, the loss should be compensated by the courier company.