No.35Tianxin District Popularity Ranking Changsha HunanNo.4 Internet TechnologyNo.5 Modules Chemical DesignNo.6 Yan Tu Gong Cheng She Ji Shi EngineeringNo.6 Construction DesignNo.7 Di Ji Ji Chu EngineeringNo.9 Yan Tu EngineeringNo.9 Chan Ye Sheng JiNo.9 Construction Structural DesignNo.9 Shu Zi Zhuan XingNo.9 Di Ji Ji ChuNo.9 Enterprise Digital ChemicalNo.10 Construction Systems高新技术企业科技型中小企业省级高新技术企业