• 2024 in February 2024, the outdoor switch intelligent distribution feeder terminal unit controller division was established.
• 2024 In February 2024, the SF6-free, 24kV solid insulated switchgear customized and developed for the South American market passed various foreign tests.
• 2023 In November 2023, the compact style of SF6-free 24kV ECO-friendly pure air insulated switchgear was successfully developed and passed various tests by an Italian third-party laboratory.
• 2022 In October 2022, the outdoor pole-mounted recloser developed for one of our customers in the Middle East passed various tests in the KEMA laboratory.
• 2021 In September 2021, our indoor SF6 LBS APG shells, “Middle Eastern Version”, ISE-24-230, 24kV, 230mm phase spacing, the cumulative quantity of production and sales of a single model exceeded 100,000 units!
• 2021 In June 2021, our 12kV SF6-free ECO-friendly pure air insulated switchgear was successfully developed.
• 2020 In December 2020, our medium-voltage quik-lock plugs and receptacles project was successfully developed. Which is a component for the medium-voltage SF6 GIS swithchgear and ECO-friendly air insulation switchgear inlet cabinets, that matches the charging interface of emergency power generation truck. And we become one of the first domestic manufacturers to independently develop and produce quick lock plugs and receptacles
• 2020 In October 2020, we were awarded the title of "National High-tech Enterprise" in October 2020, certificate number is GR201735100369.
• 2020 In July 2020, we were were awarded the title of "Fujian Province's Technology Little Giant Enterprise", certificate number is 20200220.
• 2020 In June 2020, we officially provided outdoor intelligent embedded poles and reclosers that meet China's State Grid standards for domestic listed companies.
• 2018 In June 2018, we were awarded the title of "Xiamen SRDI Enterprises" .
• 2016 In March 2016, the spring mechanism division was established, becoming one of the first domestic companies to produce both medium-voltage switches and mechanisms.
  
• 2015 In August 2015, we successfully developed the extra-large and difficult APG epoxy resin insulator shell and 40.5kV-SF6 load break switch.
• 2014 In November 2014, the 12kV Solid Insulated Switchgear was successfully developed.
• 2013 On July 10, 2013, Xiamen Insulation Electrical Technology Co.,Ltd.was established. Mainly produced APG epoxy resin insulation parts for medium voltage.