Tianhe Petroleum Machinery Co.,Ltd NOW IS CHANGED INTO TIANHE OIL GROUP CO.,LTD. . was established in 1973 and restructured in 2001. Through continuous innovation for years, we not only set up a new modernized enterprise management system but also have an outstanding management group.Our enterprise has been the member of Council of China National Petroleum and Petroleum & Chemical Equipment Association and Class-1 Network Supplier, member of Council of China National Petroleum & Gas Group; member of Material Market of China Petroleum & Chemical Group; manufacturer assigned separately by China National offshore Oil Corporation; High Technology Enterprise of Heilongjiang Province; and excellent enterprise of "the Tenth Five-Year Plan" Manufacture Informationization Project of Heilongjiang Province. Our company obtained ISO9001-2000 approval and certificates of authority to use the API monogram of American Petroleum Institute. We have a land of 150,000 square meters and more than 470 employees, including 17 senior engineers, 57 assistant engineers and all kinds of technologists. We also have 323 sets of production equipment and 27 sets of test equipment.Our main products are drill collars, spiral drill collars, heavy drill pipes, spiral heavy drill pipes, all kinds of drill tools, work-over tools, cementing tools, coring tools, fishing tools and accessory parts, hydraulic service units, hydraulic jar testers, spiral drill tool testers and BOP cleaning systems. They have been extended to 120 kinds and 1000 kinds of specifications. Furthermore, 3 national patents are obtained.Adhering to the principle of development in science and technology, we have established good cooperation relationships with more than 10 research institutes and famous companies at home and abroad. All our products have been well exported to the USA, Canada, Russia, India, the Middle East, North Africa and Ukraine.In the future, we will keep enhancing comprehensive capability and do our utmost to develop oil and gas industry in the world by providing super products and fist class services.