Contact the consulate of Mexico in your country and make sure if you required visa or card vaccination
The Mexican Society of Materials only issued letters of support for visa, once the author has registered and paid their registration fee.
Your applications letter for visa application must be received at least 10 days before your citation at the consulate.
Países que requieren visa para ingresar a México: here
Países y regiones que no requieren visa para ingresar a México: here