No.921 Hangzhou Popularity Ranking No.146 Yuhang District Zhejiang No.3 Can Shu Testing Instruments No.4 Machine Visual Detection No.5 Testing Machines No.5 Testers No.6 Ce Kong No.6 Testing Instruments No.6 Visual Detection No.7 Drones No.7 Xian Shu No.7 Laboratory Equipment No.7 Min Yong Drones No.8 Battery Management Systems 高新技术企业 省级高新技术企业 科技型中小企业 省科技型中小企业 省级创新型中小企业 专精特新小巨人企业 市级创新型中小企业