Data Protection Notice

Copyright: All texts, images etc. are protected by copyright and may be used only with written permission from HDM GmbH.

Guarantee: Although HDM regularly checks the accuracy, completeness and timeliness of this website, HDM cannot assume any guarantee for these aspects.

Note: As part of this website, we refer to third party websites via links. These links provide information for the user and do not reflect the views of HDM. HDM accepts no liability for any third-party content, the sole responsibility for which lies with the respective site operator. Before inserting the link HDM will have verified that the link and the third-party content were legitimate. Should later changes have led to this third-party content becoming illegal, HDM explicitly disassociates itself from this content. Please notify us of any such changes at info(at) This e-mail address is protected against spambots! To allow this to be displayed, JavaScript must be enabled. This e-mail address is protected against spambots! To allow this to be displayed, JavaScript must be enabled. HDM thanks you.

Links to the HDM website may be created, as long as these pages remain visible as third-party pages and the content is not endorsed as our own.

Data protection statement

Our website can usually be used without having to give any personal information. If any personal data is collected on our website (for example, name, address or e-mail address), it is done, as far as possible, on a voluntary basis. This data is not forwarded to third parties without your express consent.

We would like to point out that data transmitted over the Internet (e.g. e-mail) may have security vulnerabilities. Full protection of data against unauthorised access by third parties is not possible.

We hereby expressly object to the third-party use of contact data published under the obligation to provide legal website details for sending unsolicited advertising and information materials. The operator of this website reserves the right to take legal action in the event of unsolicited sending of advertising information, such as spam e-mails.

Data protection statement for the use of Google Analytics

This website uses Google Analytics, a web analytics service provided by Google Inc. (“Google”). Google Analytics uses so-called “Cookies”, or text files that are stored on your computer to help analyse how you use the website. The information generated by the cookie about your use of this website is usually transferred to a Google server in the USA and stored there. However, in the event that the IP anonymisation on this website is activated, your IP address will be truncated by Google within Member States of the European Union or in other states which are party to the Agreement on the European Economic Area.

Only in exceptional cases will the full IP address be transferred to a Google server in the USA and truncated there. On behalf of the operator of this website, Google will use this information to evaluate your use of the website, to compile reports on website activities, and to provide more services relating to the use of the website and the Internet to the website operator. The IP address transmitted from your browser by Google Analytics will not be merged with any other data held by Google.

You may reject the use of cookies by selecting the appropriate setting on your browser software; however, we would like to point out that in this case you will not be able to fully use all the functions on this website. You can also prevent the collection of data generated by the cookie and through your use of the website (including your IP address), as well as the processing of this data by Google, by downloading and installing the browser plug-in available at the following link:

More information on the Terms of Use and Data Protection can be found at or at

We would like to point out that on this website Google Analytics has been expanded by the code “gat._anonymizeIp();” in order to ensure anonymous collection of IP addresses (so-called IP masking).