Belongs to. Tianlong Group belongs to the Shendong Company, a secondary enterprise of the state-owned Shenhua Group. It has several large-scale modern coal mines in the Inner Mongolia Autonomous Region and Shaanxi Province. It is also a leader in the coal industry in the manufacturing and maintenance of coal mining equipment. Tianlong Group has always been talent-oriented in its many years of development, and many of its products have obtained national patents.