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March 2019 Foshan Exhiintion2020-07-10 -
March 2018 Beijing Exhiintion2020-07-10 -
2016 Shanghai Exhiintion2020-07-10 -
July 2013 Exhiintion2020-07-10 -
2011 Staircase exhiintion of Expo Pavilion2020-04-11 -
2011 Dubai International Building Materials Exhiintion2020-04-11 -
May 2009 New International Building Materials Exhiintion2020-04-11 -
April 2009 Everbright Staircase Exhiintion2020-04-11 -
2008 Everbright Staircase Exhiintion2020-04-11 -
2007 Everbright Staircase Exhiintion2020-04-11
