...ectrical installation, air-conditioning, fire prevention and fighting, plumbing and drainage, environmental engineering, building automation systems, and engineering maintenance services.
The Group employs more than three thousands of staff in Hong Kong and abroad...
...ectrical installation, air-conditioning, fire prevention and fighting, plumbing and drainage, environmental engineering, building automation systems, and engineering maintenance services.
The Group employs more than three thousands of staff in Hong Kong and abroad...