Tianhe Oil Group Co. Ltd. is a world-leading company with its business covering: Explore of oil, natural gas, shale oil & gas, geothermal energy, mine exploitation and the drilling tools technology. We provide our customers with solutions, products and services. Tianhe devote us in serving global customers under a complete service chain. Until now, our business has covered over 50 countries in the world. The company has established a close strategic partnership with some world-known oil companies and oil service companies NOV, etc. If you are interested in our products, you can contact us. We will provide you with professional services and high-quality products, thank you