A：A complete edible oil refinery plant can be divided into pretreatment part, degumming part, deacidification part, decolorization part, decolorization filtration part, deodorization part, heat conductive oil system, outdoor tanks area, etc.

A：Cooking oil chemical refining is a common method used in the industry. The main purpose of chemical refining is to remove the FFA by an alkaline solution and remove other impurities at the same time.

A：Sunflower oil dewaxing is to remove the wax content in crude sunflower oil. The process of sunflower oil dewaxing is divided into four steps: heating, cooling, crystallization, filtration.

A：The process of producing refined edible oil involves four steps: degumming, deacidifying, decolorizing, and deodorizing, aiming at removing impurities, enhancing taste, and improving the stability of edible oil.