product name PVC sliding window 1. Profile: PVC/UPVC profiles 2.Profile thickness: 2.5mm,2.8mm and so on. 3.PVC brand: Conch;Shide;LG;Winstar; Rehau ; Veka ; Demix 4. Hardware : China :CHUGN or KINLONG ;German brand:ROTO or HOPO 5.Profile color: white, grey,brown, or can be customized 6.Glass 1. Low-E /Reflective /Tempered /Floated glass / Lam …