Finalmente no me ha hecho falta abrir disputa.
Aliexpress ha congelado la transacción....
Status:
Frozen Orders
Reason for freezing:
To ensure safe transactions, your order has been frozen due to suspicious seller activities. The seller is required to provide evidence within 3 business days, if they do not, we will issue you with a full refund. In the event the seller does respond to the case within 3 business days, it could take about 15 business days for the case to be resolved.