海关方面称，以往企业需来回往返有关部门现场办事大厅递交纸质申请，流程漫长且无法实时跟踪审核状态。
The customs said that in the past, enterprises had to go back and forth to the onsite office hall of the relevant authorities to submit paper applications. The process was long and it was impossible to track the verification status in real time.