Changsha Yuelu District Hunan No.12 Firm Industries Software No.19 Management Software No.20 Geographic Information Systems No.29 Cheng Shi Xin Informatization No.92 Zhi Hui Cheng Shi No.94 System Integration Informatization Construction Products Copies Nets Software Intelligent Engineering Zhi Hui Zhu Jian CAD 守合同重信用企业 双软认证 国家高新技术企业 高新技术企业 科技型中小企业 省级高新技术企业 省软件企业 省科技型中小企业 省级专精特新中小企业 软件著作权 ISO9001认证