Introduction to Silver: The city of Baiyin has a long history. As early as the Han Dynasty, there was a mining industry. According to the written records, it can be traced back to the Hongwu Period of the Ming Dynasty. The official office is located in Fenghuang Mountain, Flame Mountain and Tongchanggou, 10 kilometers away from the urban area. The silver factory, the silver city is named after this. It is the largest non-ferrous metal industrial base in the country and an important energy and chemical base in Gansu Province. Silver Tourism: The city of Baiyin has a long history and many relics in the territory. There are mainly cultural sites such as Banshan Cultural Site, Hangou Tomb of Hanggou Ancient City, Stoneware Cultural Site of Miaotan, Ming Great Wall and Siergou Cave. In addition, Huining County is the place where the first, second and fourth military units of the Red Army won the victory in 936. There are existing red tourist attractions such as the memorial hall and the Changzheng Jingyuan. The natural scenery of silver is distributed in an island shape, mainly including Tiemu Mountain, Wulan Mountain, Taohua Mountain, Quwu Mountain, Shoulu Mountain, Hasi Mountain, etc. They are densely forested, charming, and have magnificent temple buildings. The Yellow River Stone Forest in Laolong Bay, Jingtai County is magnificent and has a lot of weather. It is known as the Chinese Wonders. It is a unique tourist landscape and has been listed as one of the golden tourist routes in central Gansu.