... , electrostatic sliver, electrostatic champagne, electrostatic golden, electrostatic titanium , machine polish sliver, machine polish bronze, wooden grain color, and Fluorocarbon spraying.4 ... 2008 (advanced class)6)Use: can be widely using aluminium window, door, curtain wall, hand railing , normal aluminium profile, decorative ... BRAND, ISO9001-2000, CHINA SQUARE&ROUND COMMITTEE DNV aluminm window