Yitong Sheng Biological production headquarters is located in Deyang, with a factory area of 70 mu, new extract equipment, clean extract workshop, product research and development and quality testing center. The whole process of product production is carried out in strict accordance with GMP quality management standards. This complete quality control system ensures the high quality and stability of products. Yitong Sheng Biological has industry-leading production, processing and warehousing logistics capabilities, with an annual processing capacity of more than 2,000 tons of plant raw materials. The factory is equipped with complete professional pilot, pilot and large-scale production equipment, to meet the requirements of different quantities and product forms of customers, to provide one-stop R & D and production services.