售后服务
线上技术支持, 现场安装, 现场指导, 现场检测, 免费备件, 退换货
Material
Hot rolled carbon steel
Product name
Steel doors and windows
Performance
Waterproof,windproof,fireproof
Advantage
Envioronmental Protection
Glass
Tempered single,double,triple
Accessories
brass hardware etc
Switch mode
Swing,fixed,awning,sliding,folding,pivot