No.520 Beijing Popularity Ranking No.163 Haidian District No.2 Zong He Cloths Lines No.2 Jia Ting Si You Yun No.3 IT Yun Wei Services No.3 IT Yun Wei No.3 Equipment Products Equipment Parts No.4 Si You Yun No.5 Informatization Services No.5 IT Services Management No.5 Qi Ye Si You Yun No.7 Yun Wei Management No.7 Information Safety Management No.13 Intellectual Property 国家高新技术企业 高新技术企业 瞪羚企业 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