... advertising 5 3 year warranty 1. Description of profile for led display 1) Adopt high-quality heavy-duty aluminum for frame. The ... ;13) Standard poster sizes A0, A1, A2, A3, A4, B1, B2 and custom sizes up to poster size of 1600mm ... , company signboard, commercial centre, supermarket, airport, station, subway, bank, bus station, large exhibition project etc.2. Techniquie Parameter Light sourceSizeFrame ...