塑料门窗的生产和应用始于50年代,现在已被大量的应用于工业与民用建筑上。我国虽然起步较晚,始于80年代,但发展很快,已形成型材生产线近千条、门窗组装线近两千条的生产规模,产品的质量有了很大的提高,品种也不断增加,不仅可生产平开、推拉门窗和中悬窗、地弹簧门,而且还可以用共挤出覆膜、喷涂、印刷等多种工艺,生产出各种花色的门窗产品。 The production and application of plastic doors and windows began in the 1950s and is now widely used in industrial and civil construction. Although China started late and started in the 1980s, it has developed rapidly. Nearly 1,000 production lines for profile materials and nearly 2000 production lines for door and window assembly lines have been formed. The quality of products has been greatly improved and the variety has increased. Can not only produce flat open, sliding doors and windows, in the suspension window, floor spring door, but also can use co-extruded coating, spraying, printing and other processes to produce a variety of color doors and windows products.