A popular sliding window model carefully designed and developed by the Kin Long Doors and Windows development team, with 3 new stainless steel tracks (can be upgraded to a 5-track sliding window), making the sliding fan smoother, more natural, quiet and comfortable...
坚朗门窗开发团队精心设计开发的一个爆款推拉窗型，新增了3条不锈钢轨道（可升级为5轨推拉窗），让滑动扇更加顺畅自然，静音舒适...