DAEYANG ELECTRIC CO., Ltd.
KC Environmental Design Co., Ltd.
KUM KYEONG Lighting Co.,Ltd.
DONGMYUNG LIGHTING CO., LTD.
Mutual Growth Industry Association
Lighting people co ., Ltd
Korea Institute of Industrial Technology
Korea Higt-tech Safety Industry Association
Korea Institute of Building Energy Technology
KOREA ILLUMINA INDUSTRY COOPERATIVE
SungPoong Solled Co.,Ltd.
KOREA SEMICONDUCTOR ILLUMINATION CO., LTD.
semiwell electronics co.,ltd
SAMHEE INSTRUMENT CO.,LTD
Tongil EX-Electric Co., LTD.
Seoul Semiconductor Co., Ltd.
WONWOO Engineering Co., Ltd.
Cheorwon Plasma Research Institute
Hanbat National University IAC Group