The Quilian Shan, also known as Nan Shan, is stretching along the northeastern fringe of the Qinghai-Tibet Plateau, it has an average elevation of over 4'000 meters. It is forming the border between Qinghai and the Gansu provinces. The highest summit is known as Kangze'gyai (5'808 m).
China 1994, Quilian Shan.
Postal stationery card.