Description: This project includes 300TPD soybean pre-treatment+solvent extraction+30TPD oil refinery plant. Pre-press +solvent extraction system refers to a process in which a part of the oil is squeezed out with an oil press after the oil is pretreated, and then the remaining part of the oil in the pressed cake is taken out by the leaching method.The major equipment: chain extractor, DTDC, stripping tower, dryer, condenser.