孝义是一个依托资源发展的新型城市。境内资源丰富，储煤９０．５亿ｔ，是全国５０个重点产煤县（市）之一；储铝２．２亿ｔ，占全国储量的１６％，从质到量均属亚洲之最。改革开放以来，煤焦成为孝义的支柱产业，铝工业逐步发展壮大，煤铝产值占到国内生产总值的７０％以上， Xiaoyi is a new type of city that relies on the development of resources. The territory is rich in resources, with 9.05 billion tons of coal reserves, and it is one of the 50 key coal-producing counties (cities) in the country; it has 220 million tons of aluminum reserves, accounting for 16% of the country’s total reserves. It is the most advanced in quality from Asia to Asia. . Since the reform and opening up, coal char has become the pillar industry of Xiaoyi, and the aluminum industry has gradually grown and expanded, and the output value of coal and aluminum accounts for more than 70% of the GDP.