• 1966

    Set up a factory in Chuxiong county, Yunnan province and started to join in national defense construction.

  • 1982

    Implemented the Military to civilian strategy, started a new undertaking.

  • 1986

    Relocated the factory to northern Chuxiong city and rebuilt it, then changed to completely produce high and low voltage switchgear, At the same year, another name of “State-run Yunnan Switchgear Factory ” was added.

  • 2010

    Completed the stockholding system reform, and set up Yunnan Yunkai electric Co.,Ltd .