A professional R & D and production of petroleum wellhead equipment of the national high and new technology manufacturing enterprises, the company has strong technical strength, and strive to create the domestic first-class, internationally renowned drilling equipment manufacturing enterprises. Dongjun machinery products cover all major oil fields, and exported to the United States, Canada, Central Asia, the Middle East and Southeast Asia, dozens of countries and regions. Mainly produce a series of gate valve, mud valve, casing head and oil&gas wellhead equipment, cementing manifold, mud separator, drilling parts with API Standard, a number of independent R & D products obtained national patent. Company adhere to the quality policy of"quality is life, customers satisfaction, consolidate and development, continuous improvement. ", has established quality management system and quality assurance system.