Door lock of a kind of advanced and mechanical guard against theft that the name is MDC168, make consumer right at present card of the popular dactylogram lock on the market, IC, TM card, biology is locked up waited for intelligent lock to have new knowledge, also let them walk out of lock more advanced better also jump over burglarproof error. On April 21, door lock of this kind of guard against theft that breeds by Shandong Shan Shuanglian company is rolled out, passed be on guard by safety of the Ministry of Public Security call the police systematic product quality is supervised detect the appraisal of expert evaluation committee that tests the sectional composition such as the center.

The expert thinks, at present the dactylogram on the market is locked up, its open requirement is very strict, it is the hand that opens a lock above all, cannot work also cannot wet, the force on the force cannot big also cannot small; On the petty difference of different lines of the hand, dactylogram locks up the likelihood of existence miscarriage of justice, liquid crystal displays screen also constant because of brittle and not durable. Lock of locks of other the card that be like IC, TM card, electron, use convenient, but decode easily, once be destroyed, the lash-up open lock that its configure is opened extremely easily, lock up photograph comparing with machinery, its safety factor is relatively inferior, this also became door of guard against theft " the door does not have a lock " soft costal region. And door lock of advanced and mechanical guard against theft uses MDC168 " structure of key of inclined hole of face of peace of key cylinder of billiards of three-dimensional across a flight of stairs " , close key quantity is more than 1 billion, each other leaves rate be less than 0.001% , prevented technical open time to exceed 200 minutes, 40 times be the standard of B degree the superlative degree that the country sets 5 minutes. The password of this lock protects the function such as lock, nightly illume and doorbell to also reflect a human nature to change a design, still obtained many billiards guard against theft to leave cylinder, quickly to lock up gearing of tall insurance function, cylinder and voluntary code quickly to protect a lock at the same time implement 4 countries invention is patent.

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