History
2018 Acquired certification for reduction business from Taiwan (Pasive/Active/Hybrid DPF System)
2017 Export of smoke reduction devices to Iran begins
2015 Participated in the diesel vehicle emission reduction system project in China
2014 simultaneous removal of PM-NOx
2013 Active DPF system is certified by the Ministry of Environment
2012 Acquired a quality Q level and selected as a PAR supplier from Korea Hydro & Nuclear Power. Supply to 18 nuclear power plants in Korea
2011 Active DPF system and SCR Catalyst