The company is a holding subsidiary of Shudao Investment Group Co., Ltd., the first A-share listed company in the Sichuan Transportation System, “Fortune” China's top 500 enterprise. The company originated from the 18th Army Road Construction Project Team that built the Sichuan-Tibet Highway in the 1950s and the Southwest Highway Administration Bridge Construction Office. It is an important founder of the “two roads” spirit. Through continuous development, the company has developed from a simple construction enterprise to an internationally competitive large-scale engineering integrated operator. The company is mainly engaged in investment, development, construction and operation of engineering construction, mining, new materials, clean energy and other industries. The company's main products include transportation infrastructure, mining and new materials, clean energy, etc. Corporate honors: Top 100 Listed Companies; National Earthquake Relief Heroes Collective; Golden Bull Award for Listed Companies; Reputation List for Listed Companies; Top Ten Leading Brands; National Civilized Unit.