No.175 Shenzhen Popularity Ranking No.71 Nanshan District No.378 Guangdong No.1 Network Lines Materials No.2 Guang Xian Lian Jie Devices No.3 Guang Components No.4 Guang Communication Components No.4 Dian Xian / Cables No.4 Dian Qi She Bei Yong Dian Lan / Lines Cable No.5 Systems Engineering No.5 Optical Fiber No.7 System Integration No.7 Dian Zi Lian Jie Devices No.7 Lian Jie Devices No.14 Cloud Computing 省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 科技型中小企业 市科技型中小企业 高新技术企业 ISO9001认证 ISO45001认证 ISO14001认证