Did the master who installed the security door raise the door head?

Depending on your own needs, you can find a master to raise the door.

Anti-theft door is a door with anti-theft lock, which can resist abnormal opening under certain conditions for a certain period of time, has certain safety protection performance, and reaches the corresponding anti-theft safety level.

The full name of the security door is "security door". Both anti-theft and safety performance. According to the General Technical Conditions for Anti-theft and Anti-theft Doors, qualified anti-theft doors cannot pry open or open the 6 15 square centimeter opening on the door leaf or the 38 square millimeter opening in the lock point semicircle of 150 square millimeter within15 minutes. And the lock used on the security door must be a special lock with anti-drilling function, which has been tested by the testing center of the Ministry of Public Security. Security doors can be made of different materials, but only doors that meet the standards and pass the inspection and obtain the certificate of safety products can be called security doors.