The Bogda Shan of the Tian Shan stretches for about 350 kilometres from east of the city Ürümqi towards east. Its highest summit is the Bogda Feng at 5'445 m.
The snowy peak of Tian Shan Mountain Bogda Feng, situated close to the city Ürümqi, is covered by snow all the year through and thus nicknamed “the sea of snow”. On the mountainside of Bogda Feng there’s a lake called “Tianchi”. It is 1'900 metres above sea level and as deep as 90 metres.
China 1981, Tian Shan.
The stamp is existing in two different printings.
China 1996, Tianchi Lake.
China 1996, Ürümqi.
The Bogda Feng in the background.
Hongkong 2008, "Tian Shan".
The stamp depicts the Tianchi Lake.
The miniaturesheet was issued in the series "Mainland Scenery".
The stamp of the miniaturesheet is also existing imprinted (face value 2.40) in the "Mainland Scenery Sheet 2011", to mark the conclusion of the series "Mainland Scenery".