Originally Posted by
ssw207
Given CX's ties with CNAC and being a PRC carrier, CX & KA should have made agreements with nearby major diversion airports (CAN, SZX, MFM and ZUH) for cases like these, such as holding pax in secured terminal area or the use of cross-border buses with Public Security Bureau escort to the Shenzhen Bay border (or HK-Macau-Zhuhai bridge in the future).
Don't think this has anything to do with the airport authority but rather immigration and customs. But those folks will never make an exception for an airline. Don't think this is unique to China either and also applies to other countries as well.