Dear Sirs:Since 1975, Kin Long Company has been an innovative and professional company engaged in research, development and manufacture of fittings for point-fixed glass facades and hardware for doors and windows and also get some certification of products. We have been getting great success in recent years. Such as The 2008Beijing olimpic stadium, the highest building in the world in Dubai, the Federation building of Russia and the Cultural Leisure Center in Kazakhstan. Kin Long has obtained some certifications such as CE and ISO9001:2000 . Kin Long is your best and most reliable partner in the supply of fittings for point-fixed glass facade systems, and hardware for door and windows. If you have interest in these items, please send me a reply, I will be glad to offer you more information, look forward to your reply. Warm Regards