Wuhai Introduction: Wuhai is known as the “Wujin Sea” and “Saiwai Coal City”. It is located in the upper reaches of the Yellow River. It was established in 1976 by the merger of Uda City of the former Bayannao League and Haibowan City of Ikezhao League. It is an emerging resource-based industrial city. At present, it is an important coal chemical base in northwest China, and an important producer of high-energy products such as calcium carbide and ferrosilicon. Wuhai Tourism: Wuhai Wuhua Tianbao, Dijie Renling, and rich tourism resources, among them, Table Mountain Rock Painting Group, National Grade Protected Plant Sihemu, Carboniferous Silicified Wood is a world-class tourism product. Zishan Rock Painting Group is an art treasure of the northern nomadic people from Neolithic to Bronze Age. It is widely distributed, numerous in quantity, rich in content and simple in style; Sihemu is called living fossil in academic circles; Carboniferous silicified wood is 40 meters long and bottom diameter 1 meter, the highest in Asia. In addition, Wuhai City also has a few beaches such as Lihua Zhongtan and Huyang Island, and there are many tourist attractions in the vicinity. The famous Helan Mountain Natural Scenic Area, Xixia Tomb, Shahu, and Genghis Khan Mausoleum.