Heilongjiang North Shuangjia Drilling Tools Co., Ltd is a professional manufacturer of oil drilling tools，which is a subsidiary company of Heilongjiang North Tool Co., Ltd. Since the beginning of the development and manufac-ture of drilling tools in the 1970s., we accumulated rich experience on R&D, manufacture and management. We are one of the members in Supply Network of China National Pe-troleum Corporation (CNPC), the members in material resource market of China Petro-chemical Corporation (SINOPEC), the core suppliers of China National Offshore Oil Corp. (CNOOC), the members of material and Equipment export network of China National Pe-troleum Corporation (CNPC), the AAA Credit enterprise of China Petroleum And Chemical Industry Association(CPCIA), and the director unit of Heilongjiang Oil Drilling Equipment Industry Technology Innovation Strategic Alliance.

    We have advanced equipments and strong technology. The company is the National Hi-tech Enterprise which has strong ability in production design, research and manufacture. Passed ISO9001-2008 quality management system certification and obtained the using right of API Monogram. Our products now cover more than ten series, hundreds of varieties, thousands of specifications including drill-stem tools, jars, inside blowout control tools, cementing tools, fishing tools, hole opening tools, milling tools and well head tools etc. Most of them are adopted by national key construction projects and major oilfields in China to instead import products. Our products spread all over domestic onshore and offshore oilfield, and mainly exported to Middle-east, South America, Europe and Africa. We are in Top 50 enterprises of oil equipment industry , become one of oil downhole tools professional manufacturing and service enterprises with varieties,  complete specifications and influential position in China.