Business scope: Sale,
Electrical Equipment,
Building Materials,
Equipment,
Central Air Conditioning System Cleaning,
Water Quality Treatment,
Energy Saving,
Energy Saving Products,
Energy Saving Software,
New Energy Development And Application,
Contract Energy Management Services,
Refrigeration And Air Conditioning Equipment Maintenance,
Maintainance,
Operate With Qualification Certificate,
Operate With Qualification Certificate,
Operate With Qualification Certificate,
Operate With Qualification Certificate,
High Tech Promotion,
Mechanical And Electrical Installation Engineering,
Energy Saving And Environmental Protection Services,
...