香港转机http://www.hongkongairport.com/gb/passenger/transfer-transit/all/transit_procedures.html
香港过境http://www.immd.gov.hk/sc/services/hk-visas/overseas-chinese-entry-arrangement/mainland-china.html#transit
香港过境http://www.immd.gov.hk/sc/services/hk-visas/overseas-chinese-entry-arrangement/mainland-china.html#transit
