Gansu Huaneng Engineering Construction Co., Ltd. was restructured on the basis of Gansu Coal Second Engineering Company in March 2003. It is a national first-class general contracting enterprise for mine engineering construction and housing construction, and a second-class professional contracting enterprise for electromechanical installation approved by the Ministry of Construction. The company was founded in 195 1, formerly known as the 11th Engineering Department of the Ministry of Coal Industry.