Introduction to Huangshan: Huangshan has a long history and rich historical sites. Not only are there small and medium-sized tombs from the past dynasties, mainly Han tombs and Ming Dynasty commanders, but there are also prehistoric ancient village ruins on the river bank in front of the mountain. The site began with the prehistoric Dongyi Dawenkou and Longshan cultures around 5,000 years ago and extended to the Qin and Han Dynasties, covering an area of about 100,000 square meters. Relics collected from the surface include stone shovels, double-hole stone knives, pottery covers, etc.