德州联合石油科技股份有限公司
Dezhou United Petroleum Technology Corp.is situated in the South Section of Jinghua Road, Economic Development Zone, Dezhou City, Shandong Province, which was founded in 1961 and previously was the wholly-owned subsidiary company of SINOPEC Star Petroleum Company. DUPM was reformed into an ESO(Employee Stock Ownership)limited liability company in 2004.On June 9, 2017 changed its name to Dezhou United Petroleum Technology Corp.
DUPT, with advanced machining and testing equipments, mainly produces high-end oil-drilling and production equipments, tools，accessories and engineering service. DUPM was accredited with API , ISO9001（DNV）, and HSE certificates, etc and has exported its products to many countries and areas and has earned a good reputation in oil and gas field at home and abroad.
Website：http://www.dupm.cn