四川地处中国内陆,四周山岭重叠,巍峨挺拔。全省面积57万平方公里,山地和高原占78.8％,丘陵、平原只占21.1％。全省辖21个市、地、州,215个县(市、区),1亿零300多万人口。平均每平方公里175人,80％居住在农村,人均耕地0,99亩。全省经济发展很不平衡,平原和山区差距较大。 Sichuan is located in mainland China, surrounded by overlapping mountains and tall and straight. The entire province covers an area of ​​570,000 square kilometers, accounting for 78.8% of the mountainous area and plateau, and only 21.1% of the hills and plains. The province governs 21 cities, prefectures, and states, and has 215 counties (cities, districts) with a population of more than 130 million. An average of 175 people per square kilometer, 80% live in rural areas, per capita arable land 0,99 acres. The province’s economic development is very uneven, and there is a large gap between the plains and the mountains.