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
