Machines for small scale cooking oil production line

Do you know what machines are used in small scale cooking oil production line? In this video, it shows the small scale cooking oil production process and the machines used. From oil seeds pretreatment to edible oil filling process, there are drum roaster, screw conveyor, screw oil presser, oil filter, crude oil refinery machine, edible oil filling machine. Let you invest little and obtained large benifit! Come on inquiring now!