Lorem Ipsum is simply dummy text of the printing and typesetting industry has been the industry's standard dummy text ever since the been when an unknown printer.
Key points of double-opening security door size and installationThere are many types of anti-theft doors on the market. According to the standard GB25-92 "General Technical Requirements for Anti-theft Security Doors" promulgated by the Ministry of Public Security, anti-theft doors can be divided int
How to distinguish true and false fire doorsFire doors are one of the facilities for building fire separation. They are usually used in firewalls, stairwell entrances or duct well openings. In addition to the functions of ordinary doors, fire doors have the function of preventing the spread of fire
Several major standards for authenticating anti-theft doorsIn recent years, anti-theft doors have also occupied a certain share in the market. At first, it gave people the impression that its anti-theft function. Nowadays, the production principle of anti-theft doors has brought good news to million
Installation and maintenance of anti-theft door core componentsLocks are the heart of anti-theft doors. Anti-theft door locks account for about 2%-3% of home decoration expenses. Although the proportion is small, it cannot be ignored. Nowadays, there are many kinds of locks on the market. There are
How to buy aluminum alloy doors1. Recognition of signsManufacturers with formal or production licenses shall indicate the product logo on the obvious parts of their aluminum alloy products, including: manufacturer name or trademark, product name, product model or mark, manufacturing date or serial n
