No.516 Guangzhou Popularity Ranking No.50 Baiyun District Guangdong No.1 Fang Radar No.1 Construction Engineering Detection No.1 An Quan Jian Testing No.2 Lighting Engineering No.2 Gong Cheng Jian Testing No.2 Gong Cheng Cai Liao Gong Ying No.2 Engineering Materials No.2 Construction Lighting No.3 Smart Construction No.3 Safety Detection No.3 Engineering Detection No.3 Engineering Quality Detection 副会长单位 科技型中小企业 省高新技术产品 省级专精特新中小企业 省科技型中小企业 高新技术企业