1.    Chuyên cung c?p  GTec UPS

2.    Cung c?p ngu?n Tecned Charger 110VDC- 220VDC

3.    Cung c?p Acquy Marstech - Enersys- Apollon Diamond Ni-Cd

4.    B?o trì – S?a Ch?a UPS , Battery Charger