You should first figure out what kind of phone you need before you buy one.
Pirates are cheap and novel in style, but they will be broken in a short time. No matter what kind of mobile phone you buy, it is a matter of luck. Even Nokia and Samsung have phones that can't last long. This is because the inspection of a mobile phone when it comes out is not perfect. Here, it depends on the after-sales ability of the mobile phone dealer you buy.