The company was founded in 2007 and belongs to China Railway Construction Co., Ltd., and is a large-scale specialized enterprise integrating research, design, manufacture and service of underground engineering equipment and rail transit equipment. The company is mainly engaged in the design, R&D, manufacture, sales, leasing and service of tunnel boring machines, rail transit equipment and special professional equipment. The company's products are mainly the only platform for the design, development, manufacture, sale and maintenance of TBM equipment, rail transit equipment and special professional equipment.