Changsha Changsha County Hunan No.22 Yi Yao Fu Materials No.26 Excipients No.30 Chemistry APIs No.39 Chemical Raw Materials No.43 Pharmaceuticals Industrial No.67 Complete Equipment Machinery Engineering Raw Materials Zhi Yao / Yao Industries Hua Gong / Chemistry Yan Tong Sheng Wu Zhi Ke Li Ran Liao Cheng Products 科技型中小企业 省级专精特新中小企业 专精特新小巨人企业 省级高新技术企业 省科技型中小企业 高新技术企业 省级创新型中小企业