Founded in Beijing in February 2004 and through 10 years of continuous innovation and breakthrough, Downjoy (or www.D.cn) is the leader in specialized mobile game store, with one of the most influential game user communities and a fast growing market share.

In 2011, Rovio announced the "Angry Birds" for Android in China.D.cn is the only distribution platform.
D.cn produced a special promotion page for "Angry Birds" Chinese version, and continuous promote on D.cn home page and "Downjoy Game store", which is the D.cn Android client.Meanwhile, as the "Angry Birds" theme, we did many off-line promotion events, based on the D.cn community.