GRG window and door frame

  Our company has passed ISO9001:2000 international quality system certification in 2005.The company has obtained CCES registered trade mark approved by State Trademark Bureau in 2007.The access panel produced by company has obtained letter of patent approved by State Patent Office in 2008 .We have obtained Perfect Brand of GRGGRCand other gypsum products by The National Committee of Hi-Tech Building Materials Industry in 2009. Another,we also obtained Eviromental Protection of Building Material.The products has inspected by National Fire Equipment Quality Supervision and Inspection Center,Shanghai Construction & Science Institute, Institute of Acoustics of Tongji University and Shanghai Environmental Quality Supervision Station, all the indexes equal to or surpass those of same industry or the national standard.

Cetification:

all kinds of European style column, window& door frame, lines, GRC decorative panel etc. Used widely for construction material.

GRG window and door frame is made of high-density Alpha gypsum powder,enhanced glass fiber and environment friendly microelement