To customers who have registered a carrier emai...

To customers who have registered a carrier email address If you have registered an email address for your mobile phone (including smartphone) carrier, you may not receive the email containing...

About SDGs Initiatives

We are a "community-led environmental conservation organization" established in 1977 . A portion of Good eSIM sales will go to the Jane Goodall Institute Donate and help solve environmental problems,...

Available payment methods

Thank you for using Good eSIM! This time, we will introduce the payment methods available with Good eSIM. Credit card brands widely used around the world, including Visa, Mastercard, American...

Regarding account registration

Thank you for your continued patronage of Good eSIM.In order to ensure that our customers can use Good eSIM more safely and conveniently, and to strengthen security by preventing unauthorized...

The problem with Yahoo! Mail has been fixed.

The issue where emails from our company were not being delivered due to security settings in Yahoo! Mail has been resolved. QR code is adminhk@tsimtech.com It will be delivered from, so...