1000 km long green corridor

access corridor

access corridor block

adjacent corridor

air corridor

air return from corridor

air return through corridor

air-corridor

Alashan and Hexi Corridor terrane

apartment house of corridor access

Arid desert area in Hexi Corridor

assembly and operating corridor

Beishan-Gansu Corridor region

Belt corridor

bicycle corridor network

Biodiversity conservation corridor

biological conservation corridor

biological corridor

boundary-crossing facilities at Shenzhen-Hongkong western corridor

Buccal corridor