No.118 Yizhuang Development Zone Popularity Ranking Beijing No.2 Chuang Ke Space No.2 Yi Tai Nets Technology No.3 Switches No.4 Industry Collaboration No.5 Che Gui Ji No.5 Optical Fiber No.6 Communication Chips No.10 Zi Zhu Navigation No.28 Zhi Neng Fu Zhu Jia Shi No.31 Zi Zhu Ke Kong No.39 Chan Ye Sheng Tai No.50 Guo Chan Chemical 国家高新技术企业 高新技术企业 瞪羚企业 知识产权示范企业 市级知识产权示范企业 中关村高新技术企业