Business scope: Steam,
Electric Wire,
Cable,
Production,
Sale,
Production,
Sale,
Sale,
Technical Consulting,
Technology Exchange,
Technology Transfer,
Technology Promotion,
Sales Of Building Materials,
Network Technology Service,
Mineral Resource Exploration,
Metal Structure Sales,
Petroleum Product Sales,
Internet Of Things Information Service,
Sales Of Non Metallic Minerals And Products,
Oil And Gas Well,
...