Laotzyunshan Laotzyunshan is a high and remarkably prominent mountain in northwestern Yunnan Province, China. Rising to approximately 4,500 meters (14,764 feet), the peak stands within the dramatic mountain country of the southern Hengduan Mountains, an area shaped by immense tectonic forces, deep river valleys, alpine ecosystems, and some of China’s richest biodiversity. Although Laotzyunshan is …