DUPT.DUPT was established on June 30, 2004, with its registered office in Dezhou City, Shandong Province. As a comprehensive petroleum equipment manufacturer integrating R&D, production, operations, and services, DUPT is committed to providing first-class tools, equipment, and engineering technical services for energy exploration and development. It leads industry advancement in petroleum, natural gas, shale gas, coalbed methane, geothermal drilling, and directional drilling projects, creating greater value for customers! DUPT possesses advanced product processing and testing equipment, holding multiple certifications including API, ISO9001 (DNV), and HSE. Its products serve major domestic oilfields and are exported to numerous countries and regions, earning high recognition within the global petroleum and petrochemical industries. Key products include: drilling tools, wellhead and well control equipment, oilfield enhanced production injection systems, downhole tool testing systems, and high-pressure hoses.