tianexianIntroduction：Introduction to Tianzhu: Tianzhu County belongs to Hechi City, Guangxi Zhuang Autonomous Region, in the northwest of Guangxi Zhuang Autonomous Region, upstream of Hongshui River. The county is about 77 kilometers long from east to west and 95 kilometers wide from north to south. The land is 3,196 square kilometers. Tianzhu County is a key county in the country and Guangxi forestry. In 2011, the county had 229,000 hectares of forests and a forest coverage rate of 82.6%. It is known as the “forest kingdom” and “green treasure house”. There are many kinds of wild plant resources; red water The river passes through the county for 112 kilometers, and the water resources account for 45% of the total reserves of the Hongshui River Basin. The county governs 2 towns and 7 townships, including 1 Yao nationality, and is home to 20 ethnic groups including Zhuang, Han, Yao, Yi, Miao, Maonan, Buyi, Yi and Shui. Tianzhu County has the second largest hydropower station in China, Longtan Hydropower Station. There are also natural landscapes such as Julong Grand Canyon National Forest Park, Julong Grand Canyon and Dashan Primitive Forest. It is also an old revolutionary base. There are 3 martyrs memorial towers in the county. There are Layan Rock, Rhinoceros Spring, Bi Mafeng and Jiguan Mountain. Waiting for the human landscape. Tianzhu County is rich in specialties such as Tung oil tree, Golden flower tea, Liuhua pheasant, Hongshui River fish, Ganoderma lucidum, bamboo stalk, pearl plum, etc. It is the famous "Chinese pheasant town", "China's town of Tung oil" and "Chinese gold The hometown of flowers and tea." [2-3]