DESCRIPTION: Shutters (Pinyin: baiyechuang), known as "straight lattice windows or horizontal lattice windows" in ancient times, are a type of straight, breathable windows that originated during the Warring States Period in my country. In ancient times, shutters were mostly made of wood and bamboo, while modern shutters are made of zinc steel. , mostly made of aluminum alloy, similar to the ancient horizontal and vertical horizontal lattice windows. Modern blinds were invented by American John Hampson on August 21, 1841 and obtained a patent for the invention. Many people often confuse blinds and blinds, and some people think that blinds are blinds. Although there is only one word difference, they are two different applications, but they are similar in appearance. Blinds are distinguished from Venetian blinds (Venetian blinds), which are curtains, while Venetian blinds are windows. Blinds have the functions of ventilation, sun protection, heat insulation and heat dissipatio…

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