Land boundaries:
total: 22,117 km border countries: Afghanistan 76 km, Bhutan 470 km, Burma 2,185 km, India 3,380 km, Kazakhstan 1,533 km, North Korea 1,416 km, Kyrgyzstan 858 km, Laos 423 km, Mongolia 4,677 km, Nepal 1,236 km, Pakistan 523 km, Russia (northeast) 3,605 km, Russia (northwest) 40 km, Tajikistan 414 km, Vietnam 1,281 km regional borders: Hong Kong 30 km, Macau 0.34 km
Coastline:
14,500 km
Maritime claims:
territorial sea: 12 nm contiguous zone: 24 nm exclusive economic zone: 200 nm continental shelf: 200 nm or to the edge of the continental margin
Climate:
extremely diverse; tropical in south to subarctic in north
Terrain:
mostly mountains, high plateaus, deserts in west; plains, deltas, and hills in east