If you need to buy a Samsung mobile phone, it is recommended to purchase it from a regular mobile phone store, such as: Samsung designated stores, Samsung Mall, Tmall Samsung official flagship store, large shopping malls, etc. If you need to purchase a contract machine, it is recommended to go to the local regular operator's business hall to purchase it. Query the address information of local Samsung mobile phone authorized dealers: 1. You can log in to the Samsung official website 2. Click on the exclusive network - select the province/city - select the full product store/experience store in the type column - select the mobile phone in the product column 3. Query the nearest one Samsung authorized dealer