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Hello, your lock cylinder is super B or C level The general lock also has an anti-theft effect, but one circle is definitely not two circles rest assured, it is best to have two circles.
Heng Aixin unlocking hopes to solve your problem, thank you.
The price of the super B-level lock cylinder of the anti-theft door is generally between 100 and 500 yuan, and the price of a lock cylinder of about 300 yuan is buy. >>>More
Safe, but no one is looking at safety.
I am a lock company, Jiawei, Golden Point Atom Yuema and so on, all say that Jiawei quality is good, I have encountered no problem with the serious brand of the lock cylinder, so as long as the serious brand, there is no problem.
Guangdong Yuema, cylindrical lock flowers, mother and son beads, polygonal blades, multi-track, Yanmen anti-theft door selection.
Wang Li anti-theft door is automatically locked.