Yes Centennial Hefa sunflower seed oil has registered trademark and passed the certification of industrial and commercial departments. It has a legal business license and is currently in business. Centennial sunflower seed oil is the oil squeezed from sunflower seeds. Sunflower seed oil is golden yellow or bluish yellow, clear and transparent, and smells fragrant. It is an important edible oil at present. Sunflower seed oil contains a large number of unsaturated fatty acids necessary for human life activities, such as linoleic acid, which can not only promote the regeneration and growth of human cells, protect skin health, but also reduce the accumulation of cholesterol in blood. It is a kind of advanced nutritional oil.