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We do not store personal data in cookies and we cannot trace information back to you on the basis of the cookies.

You can choose whether you wish to accept cookies or not. You can change the settings of your web browser to disable all cookies or to enable/disable them one by one. If cookies are disabled, your use of our website may be limited.

We also collect and use information not related to the users, for example, visiting time, browser version and operating system. This information helps us to improve the efficiency and usability of our website.