What are the geographical conditions of Huili?

Huili County is located in the southwest of Sichuan Province, just south of Liangshan Yi Autonomous Prefecture, in the center of Panxi Resource Development Zone, with Panzhihua in the west and Kunming and Chuxiong in Yunnan Province in the south, which is the crossroads of Sichuan and Yunnan. Huili County has been the hub of business exchanges in southwest Sichuan, west Yunnan and South Asia since ancient times, and it is the fortress that the ancient Silk Road must pass through, and is known as the "key of Sichuan and Yunnan". The county has jurisdiction over 50 townships and 304 administrative villages, with an area of 4,522 square kilometers and a total population of 433,000.

Huili is located in the heart of Panxi's resource development, with unique natural resources. Rich in land resources, the county has 626,800 mu of cultivated land, including 382,000 mu of medium and low yield fields and 300,000 mu of non-cultivated land suitable for development. Light and heat resources are abundant, with strong sunshine (2388 hours a year), sufficient heat, small annual temperature difference, long frost-free period (24 1 day) and obvious three-dimensional climate characteristics. Grain mainly produces rice, corn, wheat and potatoes; The cash crops are mainly flue-cured tobacco, pomegranate, cocoon, sugarcane and vegetables in the morning market. Black goat, black-bone chicken, lean pig and yellow cattle in animal products are of great development value. In addition, rich in mineral resources, agricultural resources, hydropower resources, biological resources and tourism resources, it is known as the "cornucopia" and "Panxi Pearl".

Land resources: the county has an available land area of 440,000 hectares, planned industrial land of 0.3 million hectares, commercial land of 0.2 million hectares, residential land of 0.5 million hectares, agricultural land of 33,000 hectares and woodland and other land of 6,543,800 hectares.

Mineral resources: rich in mineral resources, with many varieties, large reserves, shallow burial and easy exploitation. There are more than 60 kinds and more than 300 proven mineral deposits. These mines are dominated by iron, copper, lead and zinc, with iron ore reserves of 350 million tons; Among them, vanadium-titanium magnetic ore is 280 million tons; The amount of copper metal is1170,000 tons; The amount of lead and zinc metal is1120,000 tons; Sikkim 60,000 tons; The amount of nickel metal is 30,000 tons; The quantity of gold and metal is 6560 kilograms. In addition, coal, high phosphorus soil, quartzite and other non-metallic mineral reserves are also very rich.

Forest resources: Huili belongs to the dry evergreen pine-oak subregion on the southwest edge of subtropical evergreen broad-leaved forest area. The county is rich in forest resources with a forest area of 2.577 million mu and a forest coverage rate of 37.4%. There are more than 450 species of woody plants, herbs, lianas and cultivated plants 105 family in China, including 372 species of woody plants 8 1 family.

Water resources: The water system in the county is developed, and there are 42 rivers with accumulated water area of more than 20 square kilometers, with a total accumulated water area of 4,244 square kilometers and a length of 999 kilometers. The export flow is 75 cubic meters per second, and the river network density is 22 kilometers per 100 square kilometers. The average annual precipitation is 12 12mm, the runoff depth is 5 18mm, the annual runoff is 2.3 billion cubic meters, and the groundwater is 600 million cubic meters. The river flow in the territory is stable and the natural gap is large. The development and construction are characterized by less floods, less investment and good kinetic energy index. The county's theoretical hydropower reserves are 554,000 kilowatts, and the per capita capacity is 1.38 million kilowatts, which is 3.5 times that of the world and 4 times that of the whole country. There is a vast space for hydropower development.

Tourism resources: Huili is rich in tourism resources, including Longjiao Mountain's 10,000 mu rhododendron, Hongqi Reservoir, National Canoeing Plateau Training Base, the Political Bureau of the Central Committee Huili conference site on the way of the Red Army's Long March, Jiaoping site where the Red Army crossed the river, "Dongyan Waterfall, Xiyan Dripping Water, Shining in the South Rock and Traveling in the North Rock", and colorful ethnic customs, with pleasant climate, no coolness in summer and no cold in winter.