GB situation. Extruded plate application has not a relevant national standards. How many applications have borrowed this party expanded polystyrene board technical standards. June 2009, Shanghai Science Academy and the National Building Standard Design Institute jointly organized the preparation of extruded sheet plaster exterior insulation system of technical standards, prepared by the good fortune resistant GB 08CJ16 "extruded board insulation system building construction "also in August 2009 at the National Building Standard Design Institute for revision. The industry is working to strengthen the application of extruded plate norms and standards, and thus to ensure that the extruded board exterior wall of fair use.