申请表及收发货单清理及备份的原则是什么?申请表有效期为1年以上的且实际收发货数量与报关累计数量相等,则清理。对申请表转出方审核通过的,但转入方3个月以上未审核的,则自动清理。对海关库的申请表及收发货单数据作物理删除,并建立备份数据库,同时清理申请表的相关收发货单, What is the principle of application form and receipt and delivery of stock clearance and backup? The application form is valid for more than 1 year and the actual receipt and delivery of goods and the cumulative number of customs clearance, then clean up. On the application side of the transfer side of the audit approved, but into the party for more than 3 months without review, then automatically clean up. The customs warehouse application form and send and receive data for physical deletion, and the establishment of a backup database, at the same time to clean up the application form related to receiving and dispatching,