Mudanjiang Dongyuan Drilling Tools Co., Ltd(DYD) , a professional petroleum drilling tools manufacturer, is specialized in developing and making drilling, fishing, milling, cementing, workover tools and inside blowout preventers etc. Equiped with well trained technical personnel and advanced workshop, we always focus on quality management and technical innovation. Our products and services have been well recognized by domestic and oversea customers. DYD manufacturing operations meet or exceed API, ISO industry standards and have acquired API Spec7-1 monogram certification. The quality management system puts each process under control, from raw material purchasing to products delivery, ensuring only defect free products delivered to customers.Our commitment to customers is that never provide expensive tools, but the most handy and efficient tools.We have been earnest and down-to-earth, but always aim high: to be a well recognized distinction among ��ade in China�� a leading brand in drilling tools industry.
