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I. Protection of personal data and other data of portal users

In accordance with the provisions of Regulation (EU) 2016/679 of the European Parliament and of the Council, of April 27, 2016, regarding the protection of natural persons with regard to the processing of personal data and the free circulation of these data, we provide below all the relevant information on how we treat the personal data that you, as a user, share with us.

1. Responsible for the Treatment

  • Business name: Siyi Xu

  • Address: Avenida Rosalía de Castro, nº14, 3D

  • Telephone: 608115677

  • Email:

2. Purposes for which your personal data will be processed:

  1. Manage your registration as a user,

  2. Development, fulfillment and execution of the contract of sale or services

  3. Customer Support

  4. Marketing,

  5. Usability and quality analysis.

3. Data we collect

We only process the necessary data for each of the previously described purposes. With the purposes mentioned above, and depending on what is desired by each user at the precise moment, a series of categories of personal data described below will be processed:

  1. Identification data (name, surname, language and country from which you interact with us, contact information);

  2. Economic and transactional information (payment or card data, information about your purchases, orders, returns);

  3. Commercial information (if you are subscribed to our newsletter),

  4. data about the tastes and preferences of the user.

The data requested from the user will occasionally be mandatory, as they are necessary for the provision of our services and provide the user with access to certain issues. In the event that the user does not provide the mandatory data, access to the website may be restricted.

4. Legitimation

The legal bases that legitimize the indicated treatments are:

  • The execution of the contract;

  • User consent;

  • The legitimate interest; and

  • Compliance with a legal obligation.

5. Data retention period

The conservation of the personal data of the users will depend on the purpose for which they were collected and the legal basis through which they were obtained.

We will keep your personal data as long as there is a contractual or commercial relationship or as long as you do not exercise your right to delete, cancel and/or limit the processing of your data.

In any case, TUUINX reserves the right to keep the data duly blocked, without giving it any use, as long as they may be necessary for the exercise or defense of claims or some type of judicial, legal or contractual responsibility may arise from their treatment, which must be treated and for which its recovery is necessary.

TUUINX will comply with the provisions of current regulations regarding the duty to cancel personal information that is no longer necessary for the purpose or purposes for which it was collected, blocking it, in order to be able to attend to possible responsibilities. derived from the processing of the data, and only during the prescription periods of said responsibilities.

Likewise, we will process your data during the time that the user remains registered (that is, until the moment in which your withdrawal as a TUUINX user becomes effective).

6. Recipients of personal data

TUUINX may transfer the data of its users, if necessary, to:

  1. Financial entities;

  2. Fraud detection and prevention entities;

  3. Providers and collaborators of logistics, transport and delivery services;

  4. By legal requirement

7. Rights of the interested parties

The interested party may exercise the rights of access, rectification, deletion, opposition, portability and limitation by contacting TUUINX. By request to our email address established for this purpose:, or to the address Calle Miguel Yuste 16, 1 A - B 28037 Madrid, attaching a photocopy of the DNI or equivalent document valid in law that allows you to prove your identity and specifying the right you wish to exercise.

Any interested party may revoke the authorization granted for the processing of personal data at any later time, in the terms established in the data protection regulations at any time in force.

The interested party will have the right to file a complaint or claim with the Spanish Agency for Data Protection (

The user will be responsible, in any case, for the veracity of the data provided, TUUINX reserving the right to exclude from the services provided any user who has provided false data, without prejudice to other actions that proceed by law. The user is responsible for communicating any modification of the personal data provided.

8. Information we collect from web visits

We collect and store limited personal information and anonymous aggregate statistics from all users who visit our website, either because the user actively provides it to us or because they are simply browsing our website.

The information we collect includes the internet protocol (IP) address of the device used by the user, the browsing program used, its operating system, the date and time of access, the internet address of the website through which the user accesses user and also information about the mode of our website by the user.

We use this information to know the loading time of our website, how it is used, the number of visits and the type of information that the user consults the most. This information helps to identify if the web page works correctly and in case of detecting failures or errors in the operation, to solve them and improve the performance of our website, in order to offer a better service to all users.

In consideration of the foregoing, we collect usage and navigation data for statistical and advertising purposes, to control the use of our website and to improve knowledge of the user's interests.

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