We are constantly improving our products and services in accordance with your needs. Please click on the link below and help us maintain our high standards with your valuable input to our satisfaction survey.

Participation is voluntary and you do not need to reveal your name.

Win-win and Fair Play are part of our philosophy. We appreciate your support and feedback and would like to surprise you with a little contribution in return.

Important note: Please do not mention any personal data (name, age, gender, etc.) of our employees in your statements.

Thank you for your continued support.

Your AST team

Further information on the protection of your personal data can be found here »