Changsha Changsha County HunanNo.50 Xue Shu Yan JiuNo.53 Ke Xue Yan JiuNo.56 Biological ProductsNo.66 Biopharmaceuticals Sheng Wu Ke Ji / Biotechnology Engineering Pharmaceutical Qi Che Chan Industries Chain Biotechnology Technology Services科技型中小企业省级高新技术企业省科技型中小企业省级创新型中小企业