过境手续 meaning in English

transit formalities
transit formality
transit procedures

"customs transit procedure" means the customs procedure under which goods are transported under customs control from one customs office to another .
“海关过境手续”是指在海关管制下将货物从一处海关运到另一处海关的海关手续。
Five flap gates have recently been installed at the departure hall of lo wu station which facilitate passengers to exit the station and proceed to the immigration hall more efficiently , " said mr anthony yan , kcr east rail customer services manager
此外，为使人流更加畅顺，九广东铁已于罗湖站出境大堂加装五部阔闸机，令旅客能更加迅速地离开车站前往离境大堂办理过境手续。