No.306 Huangpu District Popularity Ranking Guangzhou Guangdong No.3 Medical Electronics No.5 Kai Guan Dian Yuan Shi Pei Devices No.6 Switching Power Supplies No.13 Security Electronics No.19 Security Technology No.27 Automation Production No.32 Marketing Services No.32 Industrial Control No.42 Security No.45 Power Supplies No.45 Electronics Appliances No.76 Dian Zi Yuan Parts 高新技术企业 科技型中小企业 省级专精特新中小企业 省级高新技术企业 省科技型中小企业 省级创新型中小企业 IATF16949认证 CE认证