No.345 Haidian District Popularity Ranking Beijing No.4 Air Conditioning No.4 Machines Cabinet No.4 Cases Machines Cabinet No.7 Refrigeration Engineering No.7 Surveillance Systems No.8 Refrigeration No.8 Monitoring Systems No.11 Modules Chemical Design No.12 Xian Jin Manufacturing No.16 Jie Neng Jian Pai No.16 Chan Ye Chuang Xin No.33 Data Center 瞪羚企业 企业技术中心 中关村高新技术企业 专精特新小巨人企业 省级高新技术企业 市级高新技术企业