Beijing Haidian District No.4 Office Systems No.7 Office Automation No.7 Xin Tuo Dai Kuan No.21 Testing Systems No.33 Surveillance Systems No.38 Monitoring Systems No.38 Jin Rong Feng Xian Management No.41 Feng Xian Surveillance No.43 Auditing Safety Technology Safety Management Enterprise Services 双软认证 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