was founded in 2009, located in the west of Xi?an high-tech zone.Our modernized company integrating biological engineering, natural extraction technology, set research and development, production, sales. Our company relys on various professional innovative technology, produces rich kinds of natural extracts, natural food additive, daily-use chemical, biological and pharmaceutical intermediates and other high and new technologic products. Besides, we provide development and reasearch of food, beverages, cosmetics, medicines and healthcare products. Presently, Sost has three researchers , more than twenty sales staff, five after service engineers. Our company will provide one-stop quality service to customers and let customers rest assured .