Tiane County, which belongs to Hechi City, Guangxi Zhuang Autonomous Region, is located in the northwest of Guangxi Zhuang Autonomous Region and the upper reaches of Hongshui River. The county is about 77 kilometers long from east to west and 95 kilometers wide from north to south. The land area is 3196 square kilometers. Tian 'e County is a national and Guangxi forestry key county. In 211, the forest area of the county was 229, hectares, and the forest coverage rate reached 82.6%. It is known as the "forest kingdom" and "green treasure house", and there are many kinds of wild plant resources. Hongshui River flows through the county territory for 112 kilometers, and water resources account for 45% of the total reserves of Hongshui River Basin. The county has jurisdiction over 2 towns and 7 townships, including 1 Yao township, where 2 ethnic groups, including Zhuang, Han, Yao, Dong, Miao, Maonan, Buyi, Mulao and Shui, live. 1 Tian 'e County has Longtan Hydropower Station, the second largest hydropower station in China. There are also natural landscapes such as Julong Grand Canyon National Forest Park, Julong Grand Canyon, Dashan Primitive Forest, etc. It is also an old revolutionary base area. There are 3 martyrs memorial towers in the county, and there are cultural landscapes such as Lahaoyan, Rhino Spring, Bimafeng and Jiguan Mountain. Tiane County is rich in specialty products such as tung oil tree, camellia chrysantha, Liuhua pheasant, Hongshui river fish, Ganoderma lucidum, Dictyophora dictyophora, Pearl plum, etc. It is a famous "hometown of pheasant in China", "hometown of tung oil tree in China" and "hometown of camellia chrysantha in China".