No.339 Changsha County Popularity Ranking Changsha Hunan No.5 Rubber Industrial No.6 Food Additives No.8 PolyHe Products No.10 Chemical Raw Materials No.11 Polymer Materials No.11 Chemicals Products No.12 Petrochemicals No.12 Shen Processing No.17 Fine Chemicals No.18 Circular Economy No.23 Sheng Wu Ke Ji / Biotechnology Engineering No.42 Raw Materials 高新技术企业 科技型中小企业 省科技型中小企业 省级高新技术企业 发明专利 实用新型专利 省级创新型中小企业