Company History
2023
- Signed waste mixed acid treatment contract with Samsung Display
- Signed waste sulfuric acid treatment contract with Samsung Electronics
- Certified as an Excellent Business in Risk Assessment
by the Korea Occupational Safety and Health Agency
2021
- Signed waste absorbent treatment contract with SK hyeng
- Signed citric acid treatment contract with LG Display
2020
- Secured investment from WWG Asset Management
and BGF Bogwang Group
2019
- Signed recycled gypsum contract with Hanil Hyundai Cement
2018
- Signed waste sulfuric acid treatment contract with SK Hynix
2017
- Signed recycled phosphoric acid and waste acid treatment contract
with LG Display and SDC
- Obtained approval for additional waste treatment capacity
and facility expansion
2015
- Obtained a comprehensive waste recycling business license
2014
- Acquired patents for eco-friendly deicing agents:
GREENWAY II, RUNWAY HINOON II, and sunflower-based products
2013
- FAA (Federal Aviation Administration) approval
for eco-friendly liquid deicing agent RUNWAY
2012
- Environmental certification (EL60)
for eco-friendly liquid deicing agent RUNWAY
- Patent and environmental certification (EL610)
for eco-friendly solid deicing agent GREENWAY I
2009
- Environmental certification (EL610) for solid deicing agent SM100
2008
- Established phosphoric acid recycling plant at Asan Plant
2007
- Achieved ISO 14001 Environmental Management System certification
2004
- Granted a new license for waste intermediate treatment (recycling)
- Established the Asan Plant
2000
- Founded SEMYOUNG Chemicals incorporated
as SEMYOUNG TECH Co., Ltd.
