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一种新型内置防盗推拉窗日前由北京城建集团钢木制品公司研制成功。 该内置防盗推拉窗,采用优质冷扎板折弯型材和异型管材,经加工焊接成型,配用防盗锁具和五金
A new built-in anti-theft sash windows recently by the Beijing Urban Construction Group Wood Products successfully developed. The built-in anti-theft sash window, the use of high-quality cold-rolled plate bending profiles and special-shaped pipe, welded by the processing, equipped with anti-theft locks and hardware