1988 Establishment of Shanghai Nanzhu Plastic Windows & Doors Co., Ltd. in Shanghai
1990 Undertaking Beijing Aerospace Building Project which is a milestone achievement of the company
1991 became of member of Shanghai Architectural hardware, Windows & Doors Industry Association
1997 recommended by Ministry of Construction and State Science & Technology Commission for national projects
2002 Certified in accordance with ISO9002 Quality system
2004 Certified in accordance with ISO9001:2000 Quality System
2005 Establishment of Shanghai DERAD Industrial Development Co., Ltd.
2008 Opening of the new factory and headquarter office in Pudong New Area, Shanghai
2009 authorized by ALUK Italy as a licensed fabricator
2009 establishment of a facility based in south-eastern China
2010 Shanghai Nanzhu Windows & Doors Co., Ltd. renamed as Shanghai DERAD Windows & Doors Co., Ltd.
2013 certified in accordance with TUV NORD and ISO9001:2008
2016 authorized by Schüco and YKK as a licensed fabricator
2016 awarded as Shanghai Famous brand by local government
2017 products tested by Intertek and certified by SAI Global to Australian Standard