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Anonymous users2024-01-24CEI's invincible colorful lock cylinder has passed the super B level (B+ level) test of the Ministry of Public Security of China and the CE certification of the European Union, and the anti-technical opening time is more than 270 minutes, and the anti-theft performance is very good! Look it up on the internet and you'll find out.
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Anonymous users2024-01-23I changed it to the home is Millipore, it is very good to use, because I don't understand what is super B-level, and finally asked the customer service on the Internet to know that the lock cylinder is also divided into A-level B-level super B-class. The higher the performance of the super B-level anti-technology opening, the better. This customer service introduces an anti-technical opening up to 270 minutes.
It's a good lock cylinder, because I used to have a key on one side, they said it was an A-level lock cylinder, so I changed this one, and you can search for their information on the Internet, you can take a look!
For the C-level, the Guotai Min'an of Ju'an Home is the best.
I changed it to 70 pieces of Yuema before.
Directly in the building materials market to find the anti-theft door sellers on it, the rest of the things to let the anti-theft door manufacturers do well, the brand uses Longjia, Panpan, Xinduo and so on are good.
Change the lock cylinder on an ordinary security door according to different regions, the price should be between 40-180, and there are nearly 10 types of cross lock cylinders. Large cities should be between 80-180. ** >>>More
Security doorHow much does it cost to change the lock cylinder? When your security door. >>>More