Siemens Data Privacy Notice

March 2020


Protecting the security and privacy of your personal data is important to Siemens Limited ("Siemens"). Therefore, Siemens (for further company details, please see the “Corporate Information” below) processes personal data in compliance with applicable laws on data protection and data security.

Categories of personal data processed, purpose of the processing and legal basis


When visiting Siemens’ websites, applications or online tools (each a “Siemens Online Offering”), Siemens may process the following personal data about you:

  • Personal data that you actively and voluntarily provide via the Siemens Online Offering (e.g., when registering, contacting us with your inquiries or participating in surveys, etc.), including name, e-mail address, telephone number, information submitted as part of a support request, comments or forum posts, etc.; and
  • Information that is automatically sent to us by your web browser or device, such as your IP-address, device type, browser type, referring site, sites accessed during your visit, the date and time of each visitor request.

We process your personal data for the following purposes:

  • To provide the Siemens Online Offering’s services and functions and to administer your use of the Siemens Online Offering;
  • To verify your identity (if you registered for a Siemens Online Offering);
  • To answer and fulfill your specific requests;
  • To send you marketing information or to contact you in the context of customer satisfaction surveys as further explained in Section 3; and
  • As reasonably necessary to enforce the applicable terms of use, to establish or preserve a legal claim or defense, to prevent fraud or other illegal activities, including attacks on Siemens’ information technology systems.

If Siemens uses your personal data for any new purpose which is not or is unrelated to the above-mentioned purposes, Siemens will seek an express and voluntary consent from you. In such cases, the legal basis for Siemens processing that data is that you have consented (Section 3, Schedule 1, Personal Data (Privacy) Ordinance).




We may use cookies within Siemens Online Offerings. You can find information on Siemens’ use of cookies in our Cookie Policy. The Cookie Policy also provides information on how to block and object to the use of cookies and the processing of data collected by cookies.


Google Maps


In order to offer you certain location-based functions, some Siemens Online Offerings may use “Google Maps” (e.g. to let you obtain directions to your local Siemens point of contact). When you use Google Maps in Hong Kong, your personal data will be processed by Google LLC (“Google“). The processed personal data may include, inter alia, your device’s IP address and your location. Location data can only be processed if you granted permission to access, or actively provided your location data within the relevant Siemens Online Offering.

The data user responsible for the processing of your personal data in connection with Google Maps is Google; Google’s privacy notice can be found at


Links to other websites


This Privacy Notice applies only to Siemens Online Offerings and not to other websites or applications operated by third parties. We may provide links to other websites and applications which we believe may be of interest to you. Siemens is not responsible for the privacy practices of such other websites or applications.


Mobile Applications


Some applications of Siemens that you can download to your mobile device (“Mobile Apps”) have their own Privacy Notices. These Privacy Notices are made available to you in the respective App Store before you download the Mobile App and within the respective Mobile Application itself. The Privacy Notices of selected Siemens’ Mobile Apps are also published here.

Categories of personal data processed, purpose of the processing and legal basis


In the context of the business relationship with Siemens, Siemens may process the following categories of personal data of consumers and contact persons at (prospective) customers, suppliers, vendors and partners (each a “Business Partner”):

  • Contact information, such as full name, work address, work telephone number, work mobile phone number, work fax number and work email address;
  • Payment data, such as data necessary for processing payments and fraud prevention, including credit/debit card numbers, security code numbers and other related billing information;
  • Further information necessarily processed in a project or contractual relationship with Siemens or voluntarily provided by the Business Partner, such as personal data relating to orders placed, payments made, requests, and project milestones;
  • Personal data collected from publicly available resources, integrity data bases and credit agencies; and
  • If legally required for Business Partner compliance screenings: date of birth, ID numbers, identity cards and information about relevant and significant litigation or other legal proceedings against Business Partners.

Siemens may process the personal data for the following purposes:

  • Communicating with Business Partners about products, services and projects of Siemens or Business Partners, e.g. by responding to inquiries or requests or providing you with technical information about purchased products;
  • Planning, performing and managing the (contractual) relationship with Business Partners; e.g. by performing transactions and orders of products or services, processing payments, performing accounting, auditing, billing and collection activities, arranging shipments and deliveries, facilitating repairs and providing support services;
  • Administrating and performing customer surveys, marketing campaigns, market analysis, sweepstakes, contests, or other promotional activities or events;
  • Conducting customer satisfaction surveys and direct marketing activities as further explained in Section 3;
  • Maintaining and protecting the security of our products, services and websites, preventing and detecting security threats, fraud or other criminal or malicious activities;
  • Ensuring compliance with legal obligations (such as record keeping obligations), export control and customs, Business Partner compliance screening obligations (to prevent white-collar or money laundering crimes), and Siemens policies or industry standards; and
  • Solving disputes, enforce our contractual agreements and to establish, exercise or defend legal claims.

If Siemens uses your personal data for any new purpose which is not or is unrelated to the above-mentioned purposes, Siemens will seek an express and voluntary consent from you. In such cases, the legal basis for Siemens processing that data is that you have consented (Section 3, Schedule 1, Personal Data (Privacy) Ordinance).

To the extent legally permissible, Siemens may process your contact information for direct marketing purposes (e.g. trade show invitations, newsletters) and to carry out customer satisfactions surveys, in each case also by e-mail. You may object to the processing of your contact data for these purposes at any time by writing to or by using the opt-out mechanism provided in the respective communication you received.

Siemens may transfer your personal data to:

  • other Siemens companies or third parties - e.g. sales partners or suppliers - in connection with your use of the Siemens Online Offerings or our business relationship with you;
  • third parties which provide IT services to Siemens and which process such data only for the purpose of such services (e.g., hosting or IT maintenance and support services); and/or
  • third parties in connection with complying with legal obligations or establishing, exercising or defending rights or claims (e.g., for court and arbitration proceedings, to law enforcement authorities and regulators, to attorneys and consultants).

Personal data published by you on Siemens Online Offerings (such as chat rooms or forums) may be globally accessible to other registered user of the respective Siemens Online Offering.

Unless indicated otherwise at the time of the collection of your personal data (e.g. within a form completed by you), we erase your personal data if the retention of that personal data is no longer necessary (i) for the purposes for which they were collected or otherwise processed, or (ii) to comply with legal obligations (such as retention obligations under tax or commercial laws).

In case you declared your consent for the processing of certain personal data by Siemens, you have the right to withdraw the consent at any time with future effect, i.e. the withdrawal of the consent does not affect the lawfulness of processing based on the consent before its withdrawal. If the consent is withdrawn, Siemens may only further process the personal data where there is another legal ground for the processing.

Under applicable data protection law, you may have the right to:

  • Obtain from Siemens confirmation as to whether or not personal data concerning you are being processed, and where that is the case, access to the personal data;
  • Obtain from Siemens the rectification of inaccurate personal data concerning you; and
  • Obtain from Siemens the erasure of your personal data.

The Siemens Data Protection Organization provides support with any data privacy related questions, comments, concerns or complaints or in case you wish to exercise any of your data privacy related rights. The Siemens Data Privacy Organization may be contacted at:


The Siemens Data Privacy Organization will always use best efforts to address and settle any requests or complaints you bring to its attention. Besides contacting the Siemens Data Privacy Organization, you always have the right to approach the competent data protection authority with your request or complaint. 


The contact detail of local data protection authority is available here.