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invisible curtain wall 1)Material : 6063 6061 6060 and different aluminium alloy 2)Status:T4 T5 T6 or other special status 3)Surface treatment: mill finish, anodized sliver ,anodized bronze, anodized champagne, anodized black pearl, various power coating color, electrostatic sliver, electrostatic champagne, electrostatic golden, electrostatic titanium , machine polish sliver, machine polish bronze, wooden grain color, and Fluorocarbon spraying. 4)Annual capacity : 120000TON 5)Quality : China Nation Standard GB/T 5237 2004 (advanced class) 6)Use: can be widely using aluminium window, door, curtain wall, hand railing , normal aluminium profile, decorative and industrial aluminium profile 7)Advantage: Famous Brand reasonable&market price, soonest delivery and good after sale- service 8)Type of package:protection foam+heat contracted plastic film. / wooden packing / Metal pallet or depand on clientspecial requirement. 9)Payment term:T/T:30% of total value as deposite should paid by T/T within 3 days when confirmation ,and the remaining sum should be paid by T/T before delivery.L/C: 100% at sight 10)Delivery Day: 15-30days 11)Honor : CHINA FAMOUS TRADEMARK, CHINA TOP BRAND, ISO9001-2000, CHINA SQUARE&ROUND COMMITTEE DNV