Seoul City Gov’t Replaces 6,400 Street Lamps with LED Lights

SEOUL, Korea, Jan 15 (Korea Bizwire) - The Seoul Metropolitan City Government has replaced 100-watt sodium-vapor street lamps in 81 locations within the jurisdiction last year with 50-watt LED lights. The total number of light bulbs the city government changed was 6,382. A survey after the installation revealed that all 30 locations under investigation saw marked improvements [...]