How much does it cost to renovate the inside and outside of the entrance security door?

Hello, it doesn't take much, it should be about 120. It's not difficult to install an security door.

It depends on what kind of lock it is, and a good fingerprint password lock costs thousands of dollars. There are generally hundreds of pieces. We have locks for sale, and the factory price is directly sold. But it is not convenient to install in the past, you can teach.

How much does it cost to pick and change locks; If it's just unlocking, it's generally about 50 yuan. >>>More

Look where you are, if you are in Beijing, you can do our spring security door.

The price of ordinary anti-theft door lock cylinder is about 100-300 yuan, the price of anti-theft door lock cylinder, which should be determined according to the quality of the lock cylinder, the price of replacing the D-level anti-theft door lock cylinder used by the general family is relatively cheap, generally about 90 120 yuan, especially good ones are more than 200 yuan, of course, the price of some brand lock cylinders will be more expensive, it is generally recommended to change the lock cylinder one level higher than the original lock cylinder, in order to better play a protective role. >>>More