... Big yield efficiency Cold and Hot Press Oil Machine/oil extractor Feature:1.Peanut Oil Machinery2.press peanut, sesame, olive, soybean ... standard of food hygiene.2.Warming-switch and oil press switch separate3.apply to press press peanut, ... sesame, olive, soybean, walnut,etc oil for cold or hot pressing type. 4.This machine ... Big yield efficiency Cold and Hot Press Oil Machine/oil extractor