No.491 Haidian District Popularity Ranking Beijing No.3 Electronics Payment No.4 Yi Dong Payment No.7 Zhi Neng Lian Dong No.13 Safety Services No.20 Big Data Safety No.21 Data Safety No.22 Localization No.26 Big Data Evaluation No.34 Hang Ye Xin Informatization No.42 Shu Zi Jing Ji No.44 Network Safety No.51 Safety Management 国家高新技术企业 高新技术企业 瞪羚企业 企业技术中心 知识产权试点企业 中关村高新技术企业 省级高新技术企业 市级高新技术企业