No.123 Guangzhou Popularity Ranking No.29 Tianhe District No.563 Guangdong No.1 Si Fa Appraisal No.1 Ren Zheng Ren Ke No.1 Water Mirror No.1 Ke Kao Xing Analysis No.1 Xue Shu Yan Jiu No.1 Electronics Information Engineering No.1 Material Testing No.1 Analysis Testing No.1 Testing Qualifications No.2 International Cooperation No.2 Qi Hou Huan Jing Shi Yan No.2 Safety Supervision 理事单位 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 RoHS认证 3C认证 CSC节能认证