Tibet map
Tanggula Shan
Mt. Geladandong 6'621 m

The Tanggula Shan, also known as Dangla Mountains, is a mountain range in the central part of the Tibetan Plateau. Its highest peak is Mt. Geladandong (6'621 m) and marks the border of the Tibet Autonomous Region and Qinghai Prefecture.


China 1956, opening to traffic of the Qinghai-Tibet and the Kangding-Tibet Highways.

The Qinghai-Tibet Highway (part of the China National Highway 109) crosses the Tanggula Mountains at the Tanggula-Pass (5'072 m). It starts from Xining, Qinghai Province, crossing four mountain ranges, namely Kunlun Mountains (4'700m), Fenghuo Mountains (4'800m), Tanggula Mountains (5'072 m at the mountain pass) and Nyainqentanglha Mountains, spanning three rivers, Tongtian River, Tuotuo River and Chuma'er River, at an average altitude of 4'500m. 544 km of the route is in Tibet, traversing the Qiangtang Grassland and converging with Sichuan-Tibet Highway in Lhasa. The highway was constructed in 1950 firstly, and opened on December 25th 1954.  

The Kangding-Tibet Highway, later renamed in Sichuan-Tibet Highway, is a section of No. 318 National Trunk Highway. On December 25th 1954 it was opened from Ya'an to Lhasa (today known as Sichuan-Tibet Highway north line). The 2'412 km long Sichuan-Tibet Highway starts from Chengdu of Sichuan on the east and ends at Lhasa of Tibet on the west. It traverses high mountains, lakes and valleys, crosses primeval forest and numerous dangerous sections. China source of Yangtse River stamp 1993 by Taiwan

Taiwan 1993, the source of the Yangtze River.

The Chinese government has recognized the Tuotuo as the source of the Yangtze River. This is a tributary which has it's spring at the base of a glacier, lying in the west of the Geladandong Mountain in the Tanggula Shan in the eastern part of the Qinghai-Tibet Plateau.  


Macau 2016 The River Flowing Eastword stamp issued Macau 2016

China 2014 & Macau 2016
"The River Flowing Eastword".
The Yangtze River flows from the source for 6'418 kilometres from the glaciers on the Qinghai-Tibet Plateau in Qinghai eastwards before emptying into the East China Sea at Shanghai. 

The stamp was issued in the series "Yangtze River Views". China 2001 Qinghai Tibet Railway stamp timbre Briefmarke  francobolli

China 2001, "Commemoration of the Qinghai-Tibet Railway Construction".

The imprinted stamp is showing the Tanggula Shan.
The illustration of the souvenirsheet is showing the Potala Palace and the Tanggula Shan.

The Qinghai-Tibet Highway and the Qinghai-Tibet Railway cross the Tanggula Mountains at the Tanggula-Pass (5'072 m). This is the highest point of the Qinghai-Tibet Railway. It is also the highest point of any railway in the world.

The second highest railway in the world is the Railway Lima-Huancanyo “Ferrocarill Central Andino”, opened in the year 1893 and crossing Abra de Anticona Pass of Nevado del Ticlio at 4'818 metres. China 2006 Hoh Xil stamp

China 2006, "Tibet Railway Open to Traffic", Hoh Xil Region.
(in the background the Tanggula Shan or the Kunlun Shan ?)

The stamp was issued in the series "Qinghai - Tibet railway Open to Traffic".

The Kekexili (Hoh Xil) region is situated at the border areas of the Tibet Autonomous Region, Qinghai Province and the Xinjiang Uygur Autonomous Region. It covers 45'000 square kilometres at an average elevation of 4'600 metres.

The region is one of the sources of the Yangtze River between the Tanggula Shan in the south and the Kunlun Shan in the northeast. The Qinghai-Tibet Railway crosses this area. China 2006 Tanggula stamp

China 2006, Tanggula-Pass / The Qinghai-Tibet Highway.
The stamp was issued in the series "Qinghai - Tibet railway Open to Traffic". China 2009 Tanggula stamp

China 2009, Mount Geladandong 6'621 m, highest summit of the Tanggula Shan.
The stamp was issued in the series "Sanjiangyuan Nature Reserve".


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