我国西部地区共有１２个省、自治区、直辖市，面积达６３８万平方公里，占全国总面积的７１％。人口有３．２亿，占全国总人口的２８．４％。全国５个少数民族省区全部在西部，少数民族人口占全国少数民族总人口的８６％。党中央、国务院提出西部大开发战略，是面向２１世纪振 There are 12 provinces, autonomous regions and municipalities directly under the Central Government in the western region of our country, covering an area of ​​6,380,000 square kilometers, accounting for 71% of the total area of ​​the country. The population of 320 million, accounting for 28.4% of the total population. The five ethnic minority provinces and autonomous regions in the country are all in the west, with ethnic minorities accounting for 86% of the total population of ethnic minorities in the country. The Central Party Committee and the State Council put forward the strategy of developing the west region in the 21st century