No.295 Changsha Popularity Ranking No.3 Ningxiang City No.451 Hunan No.5 Polymer Materials No.5 Te Zhong Gao Fen Zi Materials No.5 Compositing Materials No.6 Te Zhong Xian Wei Ji Fu He Materials No.7 Composite Materials No.15 Materials Technology No.20 Materials R&D No.20 Metal Materials No.29 New Materials Jin Shu Fen Mo Jin Shu Fu He Materials New Materials R&D 省级工程技术研究中心 专精特新小巨人企业 科技型中小企业 省科技型中小企业 高新技术企业 省级高新技术企业 国家高新技术企业 国家专利