A dish of 3D printed food is exhibited at the 62nd HORECAVA, in Amsterdam, the Netherlands, on Jan. 11, 2018. HORECAVA is a large trade show for restaurant, hotel and catering industries held in the Netherlands since 1957, showcasing the latest products, innovations and technology. The 62nd HORECAVA is held from Jan. 8 to 11 in Amsterdam. (Xinhua/Sylvia Lederer)