We supply the machinery and plant for the processing of vegetable oil.We &＃39;DONG KWANG&＃39; were established in 1968 and manufactured press type oil machine at first.In the early 1980, we started to manufacture the screw type expeller for the first time in Korea.We have specialized in oil making machinery such as expeller, roaster, filter-press, ..etc. We are selling our machine not only to the local market but to all over the world. We can provide high performance oil expeller and oil plant and we confident that.So many foreign customer use and want our machinery.You can see all of data, movie and pictures in our internet web site(http://www.dongkwang.co.kr).