No.257 Dongcheng District Popularity Ranking Beijing No.5 Ji Station No.7 Network Equipment No.12 Fu Wu Qi Xu Ni Chemical No.17 Virtualization No.17 Wu Lines Communication No.17 Gateways No.25 5G No.30 She Pin No.31 ICT No.40 Communication Systems No.55 Navigation No.59 Smart Navigation 企业技术中心 中关村高新技术企业 高新技术企业 省级高新技术企业