The planning and design of Shouguang Commercial Community began in 2005 and was completed and delivered in March 2007, covering an area of about 1.270 mu. * * * has 6 office buildings, 63 office units and 3,000 energy users, with a total construction area of about 1.7 million square meters, including a roof area of about 26,000 square meters. The main energy-using equipment in the community is air conditioning, lighting, fire fighting, etc.