2002 Set up an auto sensor factory. 2015 Start to develop NOX sensor. 2017 NOX sensor in mass produciton. 2018 Qualified by the CE certification. 2018 Qualified by the ISO / TS16949 standard. 2018 Qualified by the IATF 16949. 2019 Set up dust-free workshop and obtaining the D-U-N-S Number. 2021 Semi-automatic assembly lines are inaugurated to further upgrade the production capacity and secure product stability. 2023 To be continued.