G&I is the company to research wire/wireless communication equipment as well as to specialize in manufacturing them. Related to education service, G&I delivers corresponding equipments to education and research institutes. Especially, we develop and distribute education supplies in the type of local wireless communication device which can be used in university for lectures. And we deliver the most of necessary equipments for development and research ranged from wireless radio measuring instruments such as Bluetooth, Zigbee, CDMA, etc. to voltage/electric power/ resistance meters.