售后服务
退换货, 现场检测, 线上技术支持, 现场指导, 现场安装, 免费备件
Open style
swing,sliding,inward/outward tilt,awning,etc
Glass type
double glazing tempered glass
Handle
304 stainless steel hinge
Hardware
KINLONG Domestic brand / VBH German imports
Certificate
AS2047, CE, NFRC
Surface treatment
Power Coating