Zhejiang Lifeng Environmental Equipment Co., Ltd. We are a plant specializing in the manufacture and export of sludge screw press. Lifeng has focused on design, engineering, supply and installation of domestic sludge dewatering and waste water treatment. Our products line include Multi-disk screw (MDS) dewatering series. Triangle rotor plate (TRP) solid liquid separator, Magflow particulate removal system and other wastewater treatment equipment.