Guoyao aluminum company developed and manufacture the alumium extrusion profile for 12 yeas . We have 200workers 5 production lines , 10 engineers 4 QC to make sure higher quality and high production capactity .,brWe have the certificest including OHSAS>8001/2004 . ISO140042015 : GB-T19001-2016-ISO . and have two kinds of professional machine to test the material functions before shipping . we assurance 98 quality production.%br>brWe exported to more than 40 countries in last 10 years. We are your reliable partners now and in the future .