Changsha Yuhua District HunanNo.7 Hardware R&DNo.11 Zong He Cloths LinesNo.17 Dian Zi Yu Intelligence Chemical EngineeringNo.19 CommunicationNo.21 Communication EngineeringNo.24 Communication EquipmentNo.33 Cheng Shi Xin InformatizationNo.43 Xin Xi Xi Tong Ji ChengNo.85 Systems Engineering Zhi Hui Cheng Shi IT Services System Integration高新技术企业省级高新技术企业机电总承包通信信息网络系统集成资质电力工程施工总承包