Henan Doing Nig. Co.,Ltd, is a subsidiary of DOING HOLDINGS and is a comprehensive oil machine manufacturing enterprise, integrating process design, technology research and development, manufacturing, sales and after-sales service, and providing customers with personalized equipment solutions and full-cycle product services. Business Scope: (1) Full sets of palm oil and palm kernel oil pressing, refining and fractionation line; (2) Full sets of other common oil seeds pretreatment and pressing, solvent extraction, refining, winterization/dewaxing line, and storage, packaging, filling, laboratory testing equipment, etc.; (3) Single equipment, such as oil presses, crusher, sheller, roaster, filter, etc.