No.62 Putuo District Popularity Ranking Shanghai No.3 Testing Tools No.3 Processes Optimization No.3 Industries Services Processes Optimization No.4 Dian Zi Kong Zhi Dan Yuan No.4 Testing Solutions No.5 Ce Shi Jie Jue Solutions No.7 Testing Systems No.18 Electric Vehicles Controllers No.20 Ling Bu Jian Gong Ying No.21 Dian Kong No.30 Smart Engineering Factory No.31 Xu Batteries 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 科技小巨人企业 科技型中小企业 市科技型中小企业