Located in Xi an, Shaanxi,China, we have established our brand as one of quality, consistency and reliability. For more than ten years we have dedicated ourselves to improve our product quality , manufacturing logistic and serivce . Our international team has the knowledge and the commitment to support your company and customers. Let Iknow be your trusted partner in supplying the highest quality ingredients, on time and at a great price. We control the intermediates from the raw materials, the production process, the solvents, the excipients, and the quality control of the final products. It is strictly in accordance with the requirements of GMP to make strict quality control to ensure that the quality of the product meets the requirements of the United States Pharmacopoeia, the European Pharmacopoeia, the Chinese Pharmacopoeia and so on.