1. Whether the sealing is strong: only good sealing will not have safety risks, easy to fall off or seepage, can greatly shorten its service life.

2. Whether flexible: like the slide rail, air pressure support, damper, is originally to improve the use of convenience, if it is very difficult to use, will also have an impact on daily life.

3. Whether it is not easy to rust: mainly in the kitchen and bathroom, especially when choosing hardware accessories, we should pay attention to the problem of rust. A rusty piece of furniture can also have an effect. Not only is it unsightly, but it may become obsolete.

4. Whether beautiful degree is high: a lot of hardware accessories also serve as the role of decorations at the same time, such as handle, hang mirror, pull hook, etc., well chosen can also add luster to home decoration.