Warmest greeting from Charles and Keith.
Thank you for contacting us.
Our shipping charges is not written on our product box.
It will be stated on the purchase invoice. However we are not able to remove it as this information will be need for international customs.
For tax chargers you might like to speak to the customs service in Thailand they will be able to provide better information as this is a government tax payment. We are not able to advise on tax payment.
Please do not hesitate to contact us should you need further assis