by Katriane Hill in New Eco on Monday 21 December 2009

In Dezhou, located deep in the Shangdong Province in Northwest China, lies a 75,000 square meter structure in the shape of a fan. The building, which houses a hotel, science research facilities, meeting and training facilities, and exhibition centers, is solely powered by solar energy. The structure, which uses advanced wall and roof practices to achieve a 30% energy savings than the national standard. The building boasts the title of the ‘largest solar-powered building in the world’ and will be the main venue for the Fourth World Solar City Congress.