A communications system is a collection of personal communications networks, transmission systems, transceivers, branch stations, and data terminal equipement (DTEs) that are usually able to connect with ...

Security monitoringsystem have never been so popular and developed as they are now. Companies whichinstall security CCTV have appeared one by one, along with the convenience that CCTV ...

As we all know, traffic accidents are one of the most pressing problems today. The main cause being the sense of compliance with traffic safety rules ...

Hai Hung has retail distributors throughout Vietnam for more than 5 years. Hai Hung is authorized by many popular manufacturers in the world such as:HDmovie, BenQ, ...