But modern shutters are invented by the Americans, called John Hampson and on August 21, 1841 to obtain the patent. Shutters generally relatively wide, generally used for indoor and outdoor shading, ventilation. More and more people agree with venetian blinds curtain also evolved from. Venetian walls feature benefits and more, and very beautiful, is generally used for high-rise buildings. Shutters (louvre), window blinds installed. Different from the blinds. Similarly blinds curtains, small blade, can be folded aluminum blinds, our television or everyday common. 1. Aluminum blinds aluminum steel and other raw materials should be carried out inside the processing plant species blinds, shop inside to ensure a clean environment; aluminum processing machinery and equipment to be complete, the tool to be ready ahead of time, the quality of high-precision machining equipment required. 2. All materials used in the processing of aluminum blinds and some auxiliary parts must be tested through the relevant departments of the certificate or test report before it can be put into use. 3. Before using aluminum blinds sold in structural adhesive, the need to develop a series of process standards, and in accordance with the requirements strictly enforced, were dispensing process gluing room must be kept clean and tidy, we must do gluing record . 4. You can not use or did not pass inspection by cementing material without permission, but can not use the useless licensed certified cementing material, you can not use an expired cementing material. In the production of aluminum louvers used when connecting a variety of accessories, fasteners and bolts must be loosened preventive measures. Suede blinds its strong suction force, usually available cleaner; when washable, the best first outdoor shake, shake off the dust adhering surface, then add the detergent dissolved in warm water to soak for about 15 minutes; Never wring hard to avoid hair loss, it is recommended to wash gently pressed; wash inclined to put on the shelf, drain water; not exposure to direct sunlight. Aluminum blinds manufacturers, longtai metal (certified), Chaohu blinds offered by Linqu longtai metallwarenfabrik. Linqu longtai Metal Products (www.wfhulan.com) Shandong Weifang, fence, fence, network leaders, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs . In longtai metal leadership with the staff warmly welcome all inquiries negotiations to create a better future longtai metal.