What should I do if the lock cylinder of the anti theft door is blocked by the tip of the triangle r

See if you can open it, and if you can't, let the lockpicking company remove the lock cylinder and clean it up for you. >>>More

Who really repairs the lock cylinder, basically no one repairs it, because it can't be repaired, it's better to change it.

The size of the lock cylinder of the anti-theft door, if you have a strong hands-on ability, you can remove it and measure it, based on the distance between the middle screw hole and the two keyholes, of course, if you are troublesome, you can simply measure it, as shown in the figure below, you only need to measure L1 + L2. >>>More

Turn to the left is to lock the door, you can look at the imitation wide shout in the case of the door open to see the working situation of the lock to understand, generally turn left two times to be able to lock all the locks in place, so that when you go out, the anti-theft door can really play the role of anti-theft, remember to lock the door when you go out!!

The anti-theft door lock cylinder is basically divided into three levels, namely A-level, B-level, and super B-level. The anti-vandal opening time of the A-class lock cylinder is more than 15 minutes, and the anti-technical opening time is more than 1 minute. The anti-vandal opening time of the B-class lock cylinder is more than 30 minutes, and the anti-technical opening time is more than 5 minutes. >>>More