山东潍坊长城门窗工业公司,于1985年从意大利赛克公司引进以涂色镀锌彩扳为原料的制作钢门窗的生产线,在1986年7月正式投产。其生产能力为年产38万平方米。采用涂色镀锌彩板制作的门窗其物理性能良好,具有重量轻、强度高、采光面积大、防尘、隔音、保温、耐腐蚀、寿命长、色彩鲜艳夺目,造型 Shandong Weifang Great Wall Windows & Doors Industrial Co., Ltd., in 1985, introduced a production line for producing steel doors and windows with colored galvanized color plate as the raw material from Italian Saike Company. It was formally put into production in July 1986. Its annual production capacity is 380,000 square meters. Doors and windows made with painted galvanized color plates have good physical properties, light weight, high strength, large lighting area, dust, noise, thermal insulation, corrosion resistance, long life, colorful eye-catching, modeling