SANGSEUNG

Certification from Hanhwa & Ericsson

Awarded by the National Electric Wave Research Institute

Registration as IT installation business

Certificate of registration of the plant

Registration as a software business

Certification as a corporate research center

Certification as an outstanding technology company

In-house production (electric billboard for general information)

In-house production (electric billboard for traffic information)

In-house production (electric billboard for weather information)

In-house production (video information display device)