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

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