HeJianShi tengda p supplies co., LTD., founded in August 18, 2001, is located in north China, huabei oilfield hinterland, HeJianShi west village township gentleman pavilion industrial zone. Is a research and development with independent research and development, design, production capacity, production, trade type enterprise. Company continuously introduced international advanced production equipment and production technology, wide social elite, and employ a number of roller bit, diamond bit more than a decade of research and development, manufacture drilling industry, senior technical engineers team to continuously upgrade its products. The company's operating philosophy is "quality first, customer first" we believe that the products have no best, only better, only by constantly improve the quality of their own quality to win customer recognition, in the fierce market competition can be in an impregnable position.Company adopts the world cutting-edge design concepts and applications software and manufacturing technology, in strict accordance with the international organization for standardization ISO ISO9000 and the American Petroleum Institute API (American Petroleum Institute) and the relevant national standards of the People's Republic of China for production and management.Company currently has several CNC machine tools, milling machine, grinding machine, drilling machine, CNC integration of sintering furnace, brazing welding equipment, can produce 3-3/4 of all kinds of rock bit to 26 inches and 4-1/2 to 17 inches of comprehensive drilling, coring, and special-purpose of diamond bit, can also according to customer's requirement will burrow formation of the design specifications of the need to packaged bit.Keep the products of high quality, high level of service is the company's unremitting pursuit. Tengda will try for the domestic and foreign customers with diamond level quality products and services, and stronger brand, efforts t
