DongGuan Tech Free Air Conditioning Mfy.Ltd.
  Address: No. 11, Dakei Industrial Zone, Shi Pai
  Town, Dongguan City, Guangdong Province.
  Tel: (0769) 8652 0328
  Fax: (0769) 8652 1288
  Email: info@techfree.com.cn
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2001 ~ DONGGUAN TECH FREE AIR CONDITIONING MFY. LTD. established and 1st phase factory building constructed

2002 ~ TECH FREE got the ISO9001 certificate

2004 ~ Supply TECHFREE AHU to Elizabeth Stadium, Hong Kong and DONG GUAN KANGHUA HOSPITAL 

2007 ~ Enter the Bangladesh market, supply air conditions to RAK pharmaceutical factory

2008 ~ preparations for 2nd phase factory building and integrated performance laboratory

2010 ~ 2nd phase factory building constructed, TECH FREE 10 years anniversary, entered USA market

2011 ~enter Singapore market, obtain the BEXIMCO pharmaceutical factory project

2012 ~  Integrated Performance Laboratory was accredited by CNAS

2013 ~  Obtain air condition production license from goverment, develop heat pipe

2014 ~ Products EN 1886:2007 certified and obtained OPSONIN pharmaceutical factory, Bangladesh

2015 ~ supplied units with heat recovery system to Jai Alai Casino, Macao. entered Philippine market, supplied units to     Nestle factory.

2016 ~  Obtained INCEPTA BIO-SCIENCE pharmaceutical factory project

2017 ~  3rd phase factory building constructed, total area up to 250,000 square feet

     Supplied energy saving units to Hyundai Studio - Beijing Hyundai Motor Showroom
2019 ~ Obtained AHRI410 certificate
2020 ~ Obtained AHRI1350 certificate