All substances recovered by solvent extraction affect the quality of the crude oil. In addition to these effects, there are other factors in the storage, handling and transportation of the crude oil. In order to produce edible vegetable oil, the crude oil needs to be refined. Founded in 1953, Henan Huatai Cereals and Oils Machinery Co., Ltd. is a large-scale and modern cereals and oils machinery engineering equipment manufacturer integrating research, manufacturing and installation. We have obtained rich experience and practice in palm fruit oil machine, vegetable oil pretreatment, prepress, extraction, sophisticated technology and equipment designs etc, owing wide international market in more than 130 countries and regions.