It completely falls under force majeure. After the delivery is completed (crossing the ship's rail) under FOB or CIF terms, the seller (us) bears no liability for refunds or compensation due to political risks or legal changes in the destination country that hinder customs clearance or lead to confiscation.

We cannot open each tire to inspect the inside. However, if a visual inspection reveals severe creases on the tire sidewall, it indicates that the run-flat tire has been driven for a long time at zero pressure, damaging its internal structure. We would recommend replacing it before shipping.

It's extremely difficult. Unauthorized modifications can lead to module current overload protection, resulting in a lock. In China, you need to use the factory online engineer account to reprogram it. It's basically impossible to perform online decoding overseas. We strongly warn against blind electrical modifications on modern integrated circuit vehicles.