Xi&＃039;an Sost Biological Science & Technology Co., Ltd. relies on the geographical advantages of Mountain Qinling in the west of China . Biological engineering, natural extraction technology as the foundation, set research and development, production, sales in the integration of modern enterprise. We have advanced extraction, separation, purification and drying equipment and quality testing equipment, such as HPLC, GC, AFS, UV etc. We have management personnel with expertise and technical personnel to implement scientific operating systems in production flow supervision, quality inspection and other aspects. We carry out modern enterprise management methods. Our company is in full accordance with GMP standard of the state to establish and improve our production system and quality assurance system to adequately ensure the safety, efficacy and stability of our products. According to customer demand, customized and develop of new varieties. Combined with years plant extracts R&D experience and technical reserves, rapid development and put into trial production, 2-3 days of the shortest cycle for provide samples