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Delivery of the Whole LED Lighting For New Manufacturing Plant and Logistics Center to HY Korea
Delivery of LED LED Factory Light (LHK-ST80/ST100) to YK Steel
2023 KOREA BUILD WEEK Exhibition Participates in COEX Booth
Delivery of Dimmable LED Downlight to Seoul St. Mary's Hospital Medical Examination Room
2022 Kyungh Yang Housing Fair Participates in KINTEX Booth
Delivery of LED High Temperature Light (LHK-TA40, LHK-TB40) to Hanchung
Delivery of LED High Temperature Light (LHK-HT100) to YK Steel
2022 KOREA BUILD WEEK Exhibition Participates in COEX Booth
Export of LED High Temperature Light (LHK-TB40) to Aspec Paper in Indonesia
Delivery of LED High Temperature Light (LHK-HT100, LHK-TB40) and LED floodlights (LFDK-HB300) to Jeju Central Thermal Power Plant
Delivery of LED High Temperature Light (LHK-HT100) to Asia Paper
Delivery of LED High Temperature Light (LHK-TB40) to Taerim Paper
Delivery of LED High Temperature Light (LHK-TB40) to Hanchang Paper
Delivery of LED High Temperature Light (LHK-TB40) and LED Eyesight Protection Light (LBK-SA09) to Daehan Paper
Delivery of LED High Temperature Light (LHK-TB40, LHK-HT40) to Ajin P&P
Delivery of LED High Temperature Light (LHK-TB40) and Factory Light (LHK-BB80) to Korea Paper
Delivery of LED High Temperature Light (LHK-TA40, LHK-TB40) to Paldo
Delivery of LED High Temperature Light (LHK-T)A40, LHK-TB40) to Hansol Paper
Delivery of LED High Temperature Light (LHK-TB40) and LED Floodlight to Taerim Paper
Delivery of LED High Temperature Light (LHK-TA40, LHK-TB40) to JEONJU Paper
Delivery of LED Floodlight to Shinchang Paper
Delivery of LED High Temperature Light (LHK-TA30) and Factory Light (LHK-EA100) to Korea Paper
Delivery of LED High Temperature Light (LHK-TA40, LHK-TB40) by Samhwa Paper
Delivery of LED High Temperature Light (LHK-TA30) and LED Floodlight (LFDK-HA100) to Moorim
Delivery of LED Factory Lights (LHK-BA100) to Samjeong Pulp
Delivery of LED High Temperature Light (LHK-TA40) to Asia Paper
Delivery of LED High Temperature Light (LHK-TA40) to Taerim Paper
Developed LED High Temperature Light Driver Circuit
Delivery of LED Factory Light to (former) Sehacorp Korea
Delivery of LED Eyesight Protection Natural Light to Grunschule Iselshausen in Germany
Delivery of LED Factory Light / Street Light to DAIHATSU Japan
Development of FPL Alternative Lamp for Eyesight Protection
Delivery of Eyesight Protection Lighting to K Bookstore Korea
Delivery of Eyesight Protection Bulbs to New Opened K Bookstore (10 stores)
Delivery of Eyesight Protection Lighting to Hanssem Interior Korea
LED Street Lighting Development (Korea, Japan)
LED High Bay Development (Korea, Japan)
Export of LED Street Light and Factory Light to DAIHATSU Japan
Export of LED Street Light and Factory Light to TOYOTA factory in Hokkaido Japan
LED Downlight Development (Domestic)
LM-SMPS Patent Application
Export of Eyesight Protection LED Tube Lighting Japan (formerly) DAIHATSU
LED Bulb Development (Korea, Japan)
LED Tube Development (Japan)
LED PAR 30 Development (Domestic)
Established Lumi Green Business (Seongnam)
Patent Application for LED Drive Circuit
Development and Commercialization of Eyesight Protection Light
Founded Lumie Green (March 7, 2008, for patent application)
Eyesight Protection Light Patent (registered in Korea, US, Japan, China)
Power Factor Improvement Circuit Patent (registered in Korea)
Current Control Circuit Patent Application (registered in US, Japan applied in Europe)
White light LED patent application (Korea, US, Europe)
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