Changsha Changsha County Hunan No.18 Te Zhong Gao Fen Zi Materials No.22 Te Zhong Xian Wei Ji Fu He Materials No.23 Shipbuilding No.23 Composite Materials No.25 Compositing Materials No.27 Polymer Materials No.32 He Gold Materials No.84 Materials R&D No.90 Metal Materials No.90 Materials Technology New Materials Equipment Manufacturing 国家科技进步奖 省部级科技进步奖 省级高新技术企业 专精特新小巨人企业 高新技术企业 科技型中小企业 省科技型中小企业 省级工程技术研究中心