Changsha
Changsha County
Hunan
No.57 Digital Technology
Systems Engineering
IT Services
System Integration
Informatization Construction
Internet Ground Promotion
Software
Shui Wu Xin Informatization
Computers Systems
高新技术企业
科技型中小企业
省级高新技术企业
省科技型中小企业
发明专利
软件著作权
ISO9001认证