One, where can I buy anti-theft door locks?
You can purchase it from local hardware stores specializing in security doors. These stores typically sell genuine locking mechanisms. However, the prices may be higher. Alternatively, you can purchase it from locksmiths or repair shops in the area. When purchasing from these places, it's crucial to verify their credentials and ensure they have the necessary licenses. Another option is to buy online, preferably from a reputable brand's official store, which provides convenient after-sales service.
Two. What is the price of anti-theft lock cores?

First, we will start by understanding the basic classification of anti-theft doors according to the current Chinese national standard. The anti-theft security level of anti-theft doors is divided into four levels: A, B, C, and D. Of course, the anti-theft security performance of anti-theft doors of different levels varies. The anti-theft level of the door is determined by the time it takes to break the door: Class A anti-theft doors must withstand at least 30 minutes, Class B anti-theft doors must withstand at least 15 minutes, Class C anti-theft doors must withstand at least 10 minutes, and Class D anti-theft doors must withstand at least 6 minutes.
First, let's discuss the price of replacing the lock cylinder in a burglar-proof door. Since safety is paramount, it's essential to choose a lock cylinder that is both suitable for your specific burglar-proof door and reasonably priced. This ensures both safety and cost-effectiveness.
Replacing the lock cylinder on a burglar-proof door depends on the quality of the cylinder. Replacing standard burglar-proof door lock cylinders, commonly used in households, is relatively inexpensive, typically ranging from 90 to 120 yuan. High-quality cylinders can cost over 200 yuan.