Once the car system (especially in a closed ecosystem) undergoes a major version upgrade, its bootloader is usually locked, preventing downgrades. If this happens, there is basically no solution in an overseas environment. Therefore, we strongly warn: do not blindly insert a USB drive to upgrade while offline.

No, we are not responsible. The high salt and humidity of the marine environment do have an impact on the chassis surface. We recommend buyers in tropical islands or countries that use salt for winter snow removal to perform a thorough chassis anti-rust spray locally immediately after the vehicle arrives.

Yes, but it will be downgraded. For vehicles that are out of warranty and have no claims records, we will require a more in-depth physical inspection and clearly label the details page as "Data Unavailable" to ensure transparency about the risks. These vehicles typically have a higher price discount.