A set of mini soybean oil extraction plant was produced and exported to Tanzania lately. It is a mini soybean oil plant with capacity of 10 ton per day. This soya oil plant includes a series oilseeds processing equipment, such as elevator, cleaning screen, cooker and screw press to extract oil.Along with the oil extraction unit, our client also bought some spare parts for the oil press. Mustard Seed Oil Mill Plant Cost. The most basic factor related to the cost of mustard oil mill setup is the capacity of your mustard oil production plant. Normally, the capacity of the factory area and the mustard oil manufacturing equipment decides. In most cases, the investor has brought the land of the factory or rented it. DescriptionSoybean oil is the world's largest production edible oil, henan huatai soybean oil extraction machinery has four workshops: soybean pretreatment , soybean oil extraction plant, soybean crude oil refining plant, soybean refined oil filling.