Zhejiang Industry and Trade Fordyce teaches you how to maintain security door daily in the cold area, security doors 'winter' issue is also very important, because the indoor and outdoor temperature in cold area is large, hot and cold water in it can easily make the security door lock cylinder damp then freeze security doors, to avoid this from happening, before the winter comes Door how much money should the right amount of antifreeze two drops of oil in the cylinder inside, and then after the winter gasoline or diesel fuel for cleaning. Unavailable vegetable oil as a cylinder lubricant. Zhejiang Industry and Trade Fordyce for everyone to popularize electric fire door with an ordinary fire doors What is the difference? Differences: Emergency and statistical functions, the system can automatically show the physical location of the computer in which the designated cardholder, easy to contact. The event of fire and other emergencies security door manufacturers, electronically controlled fire doors automatically open, easy to escape, the entrance can be opened automatically; when the illegal access occurs, it will automatically alarm; The system can also be based on customer needs, to print a variety of statistical reports. , Security doors wholesalers, industry and trade reputation Fordyce (certified), Hunan security door provided by Zhejiang Industry and Trade Co. Fordyce. Zhejiang Fordyce Ltd. (www.cngusite.com) is an industry leader in Jinhua, Zhejiang, security doors, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Industry and Trade in Fordyce leadership with the staff warmly welcome all inquiries negotiations to create Fordyce Trade and Industry a better future.