No.382 Changsha County Popularity Ranking Changsha Hunan No.3 SaaS No.3 Geographic Information No.4 Space Positioning No.6 Firm Industries Software No.6 Informatization Services No.7 Construction Information Models No.8 Services Outsourcing No.14 Simulation No.20 IT Services No.21 Di Kong Jing Ji No.22 Systems Engineering No.33 Big Data 理事单位 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 省级专精特新中小企业 省级创新型中小企业