No.270Nan'an District Popularity Ranking ChongqingNo.15 Automobile Intelligence ChemicalNo.16 Feng Xian SurveillanceNo.16 Jin Rong Feng Xian ManagementNo.18 Internet of VehiclesNo.37 Information SafetyNo.61 Data Services Automobile Products Copies Nets Intelligent Intelligent Engineering Qi Che Chan Industries Chain Xue Xi Systems双软认证高新技术企业科技型中小企业市级专精特新中小企业省级高新技术企业市级高新技术企业