Hongyuan Hydraulic Filtration Equipment Factory of Longquan City is located at No. 11, Dongling Street, Daya Industrial Zone, Jianchi Street, Longquan City, Lishui City, Zhejiang Province. It is a sole proprietorship manufacturing enterprise specializing in the research and production of hydraulic filter elements, construction machinery filters, and hydraulic filters in the southwestern region of Zhejiang Province. It focuses on hydraulic system purification and filtration components, while also covering domestic construction machinery supporting and overseas auto parts export businesses.