- 1999. 8.
- Established company (capital 200 million won)
- 2003.
- Acquired license for manufacturing aluminum chloride and liquid urea
- 2006. 9.
- Acquired permission for mid-recycling business of designated waste
- 2008.
- Registration of hazardous chemicals production
- 2009. 11.
- Acquired permission for mid-recycling business of general waste
- 2010.
- Signed a contract to supply potassium iodide (KI)
- 2012. 8.
- Patent application for potassium iodide (KI) purification (Korean Patent No. 10-1176596)
- 2013. 3.
- Established a corporation in China (Anhui Province)
- 2013. 5.
- Established R&D Center
- 2015. 4.
- Completion of Cheongju Plant and relocation of head office (Pyongtaek, Kyonggi-do → Cheongju, Chungbuk-do)
- 2016. 11.
- Moved to a company-affiliated research institute in the Korea Research Institute of Chemical Technology
- 2017. 3.
- Started production of ammonium monophosphate (MAP)