Changsha Changsha County Hunan No.7 Communication Equipment No.13 Xin Xi Xi Tong Ji Cheng No.26 Systems Engineering No.36 Yi Qi / Instruments No.37 System Integration No.61 Communication Technology Ji Zhan Wei Hu Communication Network Optimization Wei Hu Tools Ji Station Network Optimization 省级高新技术企业 省软件企业 科技型中小企业 省科技型中小企业 高新技术企业 省级创新型中小企业