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  • 2018

    360 degree round cassette unit

  • 2017

    Start heat pump business

  • 2015

    1-way slim type cassette unit

  • 2014

    Move to the new factory

  • 2013

    Patent for floor convector

  • 2012

    Start to build a new factory

  • 2011

    Acquired a tooling company

  • 2010

    ISO9001-2000

  • 2009

    Airsun Trading Company

  • 2004

    Yilaide Established