As the new national standard GB 21521-2014 has been published to replace GB 21521-2008 and GB 25956-2010, which will come into force since 2015-01-01, the Chinese Energy Labeling Rules for Copy Machines, Printers and Fax Machines has been amended and will be implemented after approval.    

GB 21521-2014 "Minimum allowable values of energy efficiency and energy efficiency grades for copy machines, printers and fax machines"

GB 21521-2008 "Minimum allowable values of energy efficiency and energy efficiency grades for copy machines" GB 25956-2010 "Minimum allowable values of energy efficiency and energy grade for printers and fax machines"