• "Gate Culture" of Ancient Chinese Architecture-A Symbol of Status

    The door is a sign of the status of master in the old society. Divided into the Palace Gate, Guangliang Gate, Jinzhu Gate, Ruyi Gate, Manzi Gate, etc. Gate of the Palace The palace gate is the highest grade among the house-style gates. There are usually five rooms with three doors and three rooms wi... read more

    Aug 21,2020 News
  • How to use the Kensington Lock jack?

    How to use the Kensington Lock jack?

    There is an anti-theft lock jack du (Kensington Lock) on the notebook. You need to buy an anti-theft lock chain, one end is inserted into the zhi, and the other end is fixed on a large, non-moving object. This is to prevent the notebook from being accidentally Mobile.Small Brass Key Locks Manufactur... read more

    Aug 14,2020 News
  • What is the difference between super b-class lock cylinder and c-class lock cylinder?

    What is the difference between super b-class lock cylinder and c-class lock cylinder?

    The editor understands that it is not so easy for Class B locks. In other words, the more complex the lock cylinder, the longer it takes to unlock. The security doors of most households on the market are Class B locks. Class B locks are currently a relatively high level of safety. From the key, they... read more

    Jul 31,2020 News
  • What are the levels of the anti-theft door lock core?

    What are the levels of the anti-theft door lock core?

    There are three levels of anti-theft door lock cores, as follows: The anti-theft door lock core level duA level lock core, with the technical opening time within 1 minute. The anti-theft door lock core level B lock core, with the technical opening time within 5 minutes. The anti-theft door lock core... read more

    Jul 25,2020 News
  • What is the traceability of the lock?

    What is the traceability of the lock?

    The ancient lock is a historical witness. In ancient times, intelligent humans had known to wrap their valuables in animal skins, bound them with ropes, and tied special knots at the final opening. The knot can only be pulled apart with a tool called "bone file". Knots and bone files are the prototy... read more

    Jul 15,2020 News
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