Photo taken on May 25, 2016 shows the world's first functional 3D printed building in Dubai, the United Arab Emirates (UAE). The world's first functional 3D printed building, which was inaugurated on May 23 in Dubai, is an office space covering up to 250 square metres, with its exterior design reflecting "the most innovative forms of the future workplace," according to local report. (Xinhua/Tian Wei)
