Who are we Our site address is: https://www.mmdhub.net 。 What and why we collect personal data comment When a visitor leaves a comment, we will collect the data displayed in the comment form, the visitor's IP address and the browser's user agent string to help check the spam comment. The anonymous string (also known as hash) generated by your e-mail address may be provided to the Gravatar service to confirm whether you have used the service. The privacy policy of Gravatar service is as follows: https://automattic.com/privacy/ 。 After your comment is approved, your profile image will be displayed next to your comment. media If you upload pictures to this website, you should avoid uploading pictures with embedded geographic location information (EXIF GPS). Visitors to this website will be able to download and extract the location information in the pictures of this website. Contact form Cookies If you leave comments on our site, you can choose to save your name, email address and website with cookies. This is convenient for you by allowing you not to fill in the relevant content again when commenting. These cookies will be retained for one year. If you visit our login page, we will set a temporary cookie to confirm whether your browser accepts cookies. This cookie does not contain personal data and will be discarded when you close the browser. When you log in, we will also set multiple cookies to save your login information and screen display options. The login cookies will be retained for two days, while the screen display option cookies will be retained for one year. If you select "Remember me", your login will be retained for two weeks. If you log out, the login cookies will be removed. If you edit or publish an article, we will save an additional cookie in your browser. This cookie does not contain personal data, but only records the ID of the article you just edited. This cookie will be kept for a day. Embedded content of other sites Articles on this site may contain embedded content (such as videos, images, articles, etc.). The behavior of embedded content from other sites is no different from that of direct access to these other sites. These sites may collect data about you, use cookies, embed additional third-party tracking programs, and monitor your interaction with these embedded content, including tracking your interaction with embedded content when you have accounts at these sites and log in to these sites. Statistics Who do we share your information with How long do we keep your information If you leave a comment, the comment and its metadata will be saved indefinitely. We do this so that we can identify and automatically approve any subsequent comments without adding them to the pending queue. For registered users of this website, we will also save the personal information provided by users in their personal data. All users can view, edit or delete their personal information at any time (except for not changing their user name), and site administrators can also view and edit those information. What rights do you have to your information If you have an account for this site or have left a comment, you can ask us to provide the export file of your personal data that we have, which also includes all the data you provide to us. You can also ask us to erase all personal data about you. This does not include the data that we must retain due to regulatory, regulatory or security needs. Where do we send your information Guest comments may be checked by the automatic spam comment monitoring service. Your contact information Other information How do we protect your data What kind of data leakage processing process do we have Which third parties do we receive data from What kind of automatic decision and/or induction we make through user data Industry regulatory disclosure requirements