Office lighting retrofits

1169 pcs of T8 LED lighting tubes and 1005 pcs of LED lighting tubes (16W) have replaced fluorescent tubes (20W) and fluorescent tubes (40W) respectively.  Brightness is increased by 11%.

Energy-saving in relative year: 180249.3kWh

Energy-saving rate: 77.14%

Annual electricity savings: RMB$182051.79 (electrical tariff $1.01 in 2011)

Reduced annual carbon dioxide emissions: 179.7 tons