Qingdao YXSIE is comprehensive trading company and operate as trade sector which was controlled by Shandong DH Machinery equipment group company, we are committed to the business of mechanical and electrical products export for vehicle, construction machinery, agricultural equipment and special utility vehicle, we are specialized in production of all category of hydraulic cylinder, hydraulic pump station, valve and hydraulic power unit, Shandong DH Machinery equipment group company is a dominant international producer in this field, top-class technical design, advanced technology research and development capabilities can make us to provide perfect products as per customer requirements, We sincerely welcome you to visit our company and manufacturer for cooperation and mutual development.