本文介绍了国内外塑料门窗的发展和经验教训,阐述了建立一个关心和代表塑料门窗生产企业利益的全国性行业协会的可能性及其作用。 This article describes the development of domestic and foreign plastic doors and windows, experiences and lessons, and elaborates the possibility and role of establishing a national industry association that cares for and represents the interests of plastic door and window manufacturing enterprises.