Color steel doors and windows: Large glass balcony doors offer good transparency but poor security, especially on the first and second floors. Previously, protection mainly consisted of stainless steel fixed windows and lattice-style sliding doors. Due to price competition, the profiles became increasingly thinner, making them prone to rust and offering poor burglar resistance, leading to their gradual withdrawal from the market. Tensile security doors and windows, and fixed security windows, with their aesthetically pleasing appearance, robust safety, and moderate price, have become the mainstream in the market.
Color steel doors and windows, also known as color-coated steel plate doors and windows, are advanced architectural door and window products introduced from Italy in the mid-1980s. In the early 1990s, color steel door and window and color steel curtain wall profile production lines were successively introduced from Italy. A total of 20 production lines were introduced nationwide. my country now has nearly 400 manufacturers capable of producing world-class color steel door and window profile assembly lines.
