Tianchi is an alpine lake in Xinjiang, Northwest China. The name literally means Heavenly Lake and can refer to several lakes in mainland China and Taiwan. This Tianchi lies on the north side of the Bogda Shan range of the Tian Shan, about 30 kilometres south of Fukang and 45 kilometres east of Ürümqi. It is an alpine drift lake shaped in the Quaternary Gla…Tianchi is an alpine lake in Xinjiang, Northwest China. The name literally means Heavenly Lake and can refer to several lakes in mainland China and Taiwan. This Tianchi lies on the north side of the Bogda Shan range of the Tian Shan, about 30 kilometres south of Fukang and 45 kilometres east of Ürümqi. It is an alpine drift lake shaped in the Quaternary Glacier period.