Business scope: Construction Labor Subcontracting,
Maintain,
Maintain,
Install,
Install,
Fire Protection Facility Engineering Professional Contracting Level Two,
Maintenance And Testing,
Maintenance And Testing,
Construction Industry Enterprise Qualification Certificate,
Machinery And Equipment Leasing,
Electric Power Engineering Construction General Contracting Level Three,
Municipal Public Engineering Construction General Contracting Level Three,
Steel Structure Engineering Professional Contracting Level Two,
Professional Contracting Level Ii For Ancient Building Engineering,