Expansion and transfer of company affiliated research institute
(309, Daemyeong-ri , Namcheon-myeon, Gyeongsan-si, Gyeongsangbuk-do)
2017
Certification of KS C 7657 (LED Sensor Light), KS C 7712 (LED Floodlight)
2016
Progress of original technology development project of future creation science department
(Science and Technology Humanities Convergence Research Project)
-Development of lighting environment convergence research and solution for improving the quality of life for the elderly
Certification of KS C 7658 (LED Street Light & Security Light), KSC 7716 (LED Tunnel Light)
2015
Change of representative
Small & Medium Business Administration Industry-Academic Development Project (Yeungnam University)
-Developed a light source booth for various light source simulation color inspection using LED lighting
KTR (Korea Testing and Research Institute) Assignment Project
-Operate proficiency program for new light source efficiency measurement
2013
Certification of Eco-Label
2012
QA (Q-MARK) Designation
Manufacturing, Product Liability(PL) Insurance (Recessed and Fixed LED Light)
Moved factory to head office (29, Hyeopseok 2-gil, Namcheon-myeon, Gyeongsan-si, Gyeongsangbuk-do)
2011
Certification of KS C 7653 (Recessed and Fixed LED Light)
Registered Electric Construction Work
Registered Installation of New and Renewable Energy Facilities Work (Solar energy, Wind energy, Geothermal energy)
Registered Mechanical equipment construction Work
Designated as an excellent procurement common brand item (LED Light)
2010
Certified Yeungnam University Family Company
Confirm venture business(KLBO)
Family business registration: LET-IT Fusion Industrialization Research Center
Registered patent No. 10-0976542
KS Q ISO 9001: 2009 Add Certification Scope
Gyeongsan-si Industry-Academic Cooperation and Development Award (LED 50W)
2009
Certification of INNO-BIZ
Certification KC(LED Light)
2008
Industry-University Cooperation Agreement with Yeungnam University College
2007
Recognized as a department dedicated to research and development[Korea Industrial Technology Association]
Direct production verification- Fluorescent lamp & Landscape lighting