Technical services, Installation, Troubleshoot and Repair for the following brands of GPS.
HUAYANG SAMYUNG FURUNO TOKIMEC KODEN GEM ELETTRONICA STANDARD GARMN SHIPMATE
HUAYANG
SAMYUNG
FURUNO
TOKIMEC
KODEN
GEM ELETTRONICA
STANDARD
GARMN
SHIPMATE
And sale and supply of GPS spare parts.