No.301Zengcheng District Popularity Ranking Guangzhou GuangdongNo.15 Electroplating TechnologyNo.16 Die CastingNo.16 Precision MoldsNo.17 Molds DesignNo.17 Electronics ElectroplatingNo.27 Lian Jie DevicesNo.61 Surface TreatmentNo.84 Molds Optics Automation Technology Jing Mi Lian Jie Devices Lv He Jin Ya Zhu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高新技术企业省级创新型中小企业