Meanwhile, from simple window and doors to aluminium window and door system and large scale curtain wall, the industry of fenestration and curtain wall is grading up also developing rapidly.

• 与此同时，从简易门窗到铝门窗体系，衍生至大型建筑幕墙，门窗幕墙这个自立门户且迅速壮大的行业也在逐步的更新换代，实现着迅猛发展。