First, whether there are regular manufacturers and registered trademarks (note that they are not counterfeit, such as NOKEA);
Second, is there a manufacturer's address, warranty certificate, certificate of approval and after-sales service point?
Third, check whether there is a network access license, and whether the serial numbers on the mobile phone body, packaging box and mobile phone certificate are consistent (the code of each mobile phone is different, so you can compare two mobile phones).
According to the above judgment, Newman mobile phone is not a cottage mobile phone, but it does not rule out that some cottage mobile phones are fake Newman), but Newman mobile phone is a popular cheap mobile phone, and its quality may not be as good as that of first-line brands. However, it is cost-effective and can be used as a choice for friends who like to try new mobile phones.