Liaocheng Sanli Engineering Machinery Co., Ltd. is engaged in the drill with the research, production and sales of professional enterprise, the main products include: Drilling, tapping tools, mining tools, engineering tools, mining tools, shield cutter, bolt hole, hole drill, hammer pickaxe, wind up the drill steel, special steel mining cemented carbide and mining machinery and equipment and accessories.

The company has drilling and drill steel technology research and development center, and relying on the technical guidance of well-known domestic and foreign experts brazing with the industry, in-depth study of the development trend of the international steel drilling industry, and to promote the application of new product and new technology of drill rod domain and technology, continuous improvement and innovation in practice, in order to meet the the development of the domestic and international market demand. The company set up the development goal of "world class manufacturing tools", with the domestic first-class tools manufacturing production line, with electron microscopy analyzer, direct reading spectrometer, nondestructive flaw detector and other advanced detection equipment, to ensure that each product sold all qualified products. The company's products and Atlas. Atlas Copco, Sant Vic, the ancient river, Potter, Monta Beth and other world famous brands of rigs and drilling tools supporting each other, some products have reached the international advanced level.