chángjià qián kěyǐ shèzhì yóujiàn zìdòng huífù, xiě míng fǎnhuí rìqī hé jǐnjí liánxìrén

长假前可以设置邮件自动回复，写明返回日期和紧急联系人。

Before a long holiday, you can set up an automatic email reply stating your return date and emergency contact.