The concept of safety locks has only entered the domestic market for a short time. The products of safety locks on the market are also uneven, good and bad. The purchasers of many companies are at a loss when choosing safety locks, so users should choose the ones with high reputation and long history. Brands or brand agents, because they have sufficient economic strength and a stable network system to guarantee service and after-sales, and avoid disputes caused by product quality problems.

1 Look at the surface treatment status

Locks are generally electroplated, sprayed or colored before they leave the factory. These steps are beneficial to the lock itself, because after this series of treatments, a protective film will be formed on the surface of the lock, which can prevent corrosion and oxidation. . Through this, the user can directly measure the quality of the lock.

2 Hand feel of weight ratio

The locks that cut corners are generally made of hollow inferior materials, which are not only light, but also have a poor feel when used.

3 Look at safety standards

There are very strict standards for hardware locks at home and abroad. Small manufacturers will not follow the standards in order to save costs, while large brands generally comply with the standards.