No.590 Shenzhen Popularity Ranking Longgang District Guangdong No.1 Network Engineering No.1 Jie Ru Nets No.2 Steel Towers No.3 Telecom No.3 Machines Cabinet No.3 Cai Liao Ke Xue No.4 Data Communication No.4 Optical Cables No.6 Network Equipment No.8 Communication No.8 Guang Xian Lian Jie Devices No.9 Communication Engineering 高新技术企业 发明专利 实用新型专利 软件著作权 市级高新技术企业 科技型中小企业 市科技型中小企业 省级高新技术企业 专精特新小巨人企业