Jan., 1971 DEMAGE was established in Bielefeld.
May, 1974 DEMAGE Corp. planned and hosted German "Aug-Hans" Cup Youth Ski Tournament jointly with Ski Association of BRD Gymnastics Federation.
Jul., 1977 DEMAGE Corp. planned and hosted German Civil Tennis Open in Berlin, Germany jointly with BRD Tennis Association.
Feb., 1985 DAMAGE Corp. hosted BRD Aviation Exhibition in Hannover jointly with BRD Aviation Industrial Association and BRD Aviation Exhibition Holding Co., Ltd.
Sep., 1988 DEMAGE joined BRD Industrial and Commercial Association and became its member.
Jul., 1992 DAMAGE Corp. established a branch in Moscow and held the 1st Moscow International Aviation Exhibition in August of the same year.
Apr., 1994 DAMAGE Corp. established a branch in Singapore.
Feb., 1996 DEMAGE Corp. set up a large producing plant in Frankfurt, so as to enhance its producing capacity.
Jan., 1997 DEMAGE Corp. obtained DIN9001 Quality System Certification.
Nov., 1999 DEMAGE Corp. established a branch in South Korea.
Jun., 2001 DEMAGE Corp. joined OSPI and became its global supplier.
Jan., 2002 DEMAGE Corp. entered into China and established a branch in Shanghai.
Jan., 2003 DEMAGE joined Shanghai Convention & Exhibition Industries Association at invitation.
May, 2005 DEMAGE Corp. moved to Frankfurt.
Apr., 2007 DEMAGE became a director unit of GAEI at its invitation.
Aug., 2007 DEMAGE set up the Exhibition Supermarket, becoming the world’s first company that combined exhibition with retail.
Mar., 2008 DEMAGE set up the exhibition website www.souzhan.com, and has been dedicated to developing a world-leading portal website for exhibitions.
Mar., 2009 DEMAGE became a vice-president unit of GAEI at its invitation.
Jan., 2010 DEMAGE joined IFES at its invitation.
May, 2011 DEMAGE cooperated with Donghua University in establishing the Design Research Center of DEMAGE & Donghua University.
Oct., 2011 DEMAGE was awarded the Class A qualification certificate of exhibition design & construction by the exhibition association.