Privacy Policy of blogbelt APP (Chinese Name: 连幻 APP) Effective Date: November 12, 2024 Last Updated Date: April 9, 2025 APP Name: blogbelt APP (Chinese Name: 连幻 APP) Developer: Lian'ou (Chongqing) Technology Co., Ltd. This App respects and protects the personal privacy rights of all users of its services. To provide you with more accurate services, this App will use and disclose your personal information in accordance with the provisions of this Privacy Policy. However, this App will treat such information with a high degree of diligence and prudence. Except as otherwise specified in this Privacy Policy, this App will not disclose such information to the public or provide it to third parties without your prior permission. This Privacy Policy may be updated from time to time. By agreeing to the App’s Service Agreement, you are deemed to have agreed to all contents of this Privacy Policy. This Privacy Policy is an integral part of the App’s Service Agreement. 1. Information Collection When you use the App’s online services or visit the App’s platform website, this App automatically receives and records your browser information, including but not limited to your IP address, browser type, language used, access date and time, hardware and software characteristics, and records of web pages you request. When you use the Mixed Reality (MR) experience provided by this App, we may collect your GPS location data to provide location-based interactive content. To provide the Augmented Reality (AR) video recording function, this App may request access to your camera and microphone for capturing and recording AR interactive content. You understand and agree that the following information is not subject to this Privacy Policy: (a) Information and data collected by this App that you post on the App, including but not limited to details of your participation in activities and reviews; (b) Information about your violations of legal provisions or the App’s rules, and the measures taken by this App against you. 2. Information Storage Methods and Duration of Information Storage (a) We will store your information through secure means, including local storage (e.g., data caching via the App), databases, and server logs. (b) In general, we will only store your personal information for the period necessary to achieve the service purposes or as required by laws and regulations. (c) AR videos and audios captured are stored on your device by default; we will not automatically upload or collect your recorded content. (d) If you choose to upload images or videos, we will store them on a cloud server (Qiniu Cloud) only after obtaining your express consent, and ensure data security. Geographical Location of Information Storage The information and data collected by this App about you will be stored on the servers of this App and/or its affiliated companies. Such information and data may be transmitted to locations outside the country/region where you are located or where the information is collected, and accessed, stored, and displayed overseas. Your GPS location data is only collected when you use the MR experience; it will not be stored for a long time or used for other purposes. It will only be used within the scope necessary to provide MR interactions and will not be shared with third parties unless your express authorization is obtained or required by law. 3. Information Use (a) We may use the information collected in the course of providing services to you for the following purposes: To provide you with services; For identity verification, customer service, security measures, fraud detection, archiving, and backup when providing services, to ensure the security of the products and services we provide to you; To help us develop new services and improve our existing services; To evaluate and improve the effectiveness of promotional activities and other marketing campaigns in our services; For software authentication or managing software updates; To enable you to participate in surveys about our products and services. The purposes for which we collect your GPS location data include but are not limited to: Accurate positioning: To ensure that MR content matches real-world scenarios accurately and enhance the immersive experience; Interactive functions: To trigger MR events in specific areas and provide precise recommendations. The purposes for which we access your camera and microphone include but are not limited to: AR interactive experience: To allow you to capture MR/AR experience videos in real-world environments; Video recording: To capture your interactions in MR scenarios and generate shareable content. (b) This App also prohibits any third party from collecting, editing, selling, or disseminating your personal information free of charge by any means. If any user of this App’s platform engages in the above activities, this App has the right to terminate the service agreement with that user immediately upon discovery. 4. Information Disclosure Under the following circumstances, this App will disclose your personal information in whole or in part in accordance with your personal wishes or legal provisions: (a) Disclose to third parties with your prior consent; (b) Share your personal information with third parties when it is necessary to provide the products or services you request; (c) Disclose to third parties, administrative authorities, or judicial authorities in accordance with relevant legal provisions or the requirements of administrative or judicial authorities; (d) Disclose to third parties if you violate relevant Chinese laws, regulations, the App’s Service Agreement, or related rules; (e) If you are a qualified intellectual property complainant and have filed a complaint, disclose to the respondent at the respondent’s request to facilitate the resolution of potential rights disputes between the two parties; (f) In a transaction created on this App’s platform, if either party fulfills or partially fulfills the transaction obligations and requests information disclosure, this App has the right to provide the user with necessary information such as the counterparty’s contact details to facilitate the completion of the transaction or the resolution of disputes; (g) Other disclosures deemed appropriate by this App in accordance with laws, regulations, or website policies. 5. User Rights and Controls You can enable or disable GPS positioning permissions at any time in your device’s system settings. If you disable positioning permissions, some location-based MR functions may not work properly. You can enable or disable camera and microphone permissions at any time in your device’s system settings. If you refuse to grant such permissions, some MR/AR recording functions may not work properly. 6. Account Cancellation You can cancel your account by accessing "My Profile - Settings - Account & Security - Cancellation". After confirming the cancellation a second time, you will no longer be able to use this account, and you will not be able to retrieve any content or information in the account or related to the account, including but not limited to: (1) You will no longer be able to log in using this account; (2) Your account’s personal data and historical information (including nickname, avatar, message history, etc.) will not be retrievable. 7. Use of Cookies (a) If you do not refuse to accept cookies, this App will set or access cookies on your computer to enable you to log in or use services/functions of this App’s platform that rely on cookies. (b) You have the right to choose to accept or refuse cookies. You can refuse to accept cookies by modifying your browser settings. However, if you choose to refuse cookies, you may not be able to log in or use online services/functions of this App that rely on cookies. (c) Gyroscope sensor permission and accelerometer sensor permission are used to calibrate the position of 3D models. (d) Camera permission, read-write permission, and popup notification permission are used to enhance user experience. (f) Information obtained through cookies set by this App shall be subject to this Policy. 8. Embedded Third-Party SDK (1) SDK Name: EasyAR Sense Provider: Shichen Information Technology (Shanghai) Co., Ltd. SDK Privacy Policy Link: https://www.easyar.cn/view/privacyPolicy.html (2) SDK Name: HUAWEI AR Engine Provider: Huawei Software Technologies Co., Ltd. SDK Privacy Policy Link: https://developer.huawei.com/consumer/cn/doc/graphics-Guides/arenginesdk-data-security-new-0000001669266864 9. Information Security (a) All accounts of this App are equipped with security protection functions. Please properly keep your username and password. This App will take security measures such as encrypting user passwords to ensure that your information is not lost, misused, or altered. Despite the aforementioned security measures, please note that there are no "absolute perfect security measures" in the information network. 10. Changes to This Privacy Policy (a) If we decide to modify this Privacy Policy, we will post the changes in this Policy, on our company website, and in other locations we deem appropriate, so that you can understand how we collect, use, and disclose your personal information, and who may access such information. (b) Our company reserves the right to modify this Policy at any time, so please review it regularly. For material changes to this Policy, our company will notify you through a website notice. Please properly protect your personal information and provide it to others only when necessary. If you discover a leakage of your personal information—especially a leakage of your App username and password—please contact the App’s customer service immediately so that this App can take corresponding measures. 11. Contact Information If you have any complaints or reports regarding network information security, or any questions, comments, or suggestions about this Privacy Policy, you can contact us at any time: Company Name: Lian'ou (Chongqing) Technology Co., Ltd. Address: 4th Floor, Building 12, Liangjiang Digital Economy Industrial Park, No. 106, West Section of Jinkai Avenue, Yubei District, Chongqing Email: server@linkon.me Contact Phone: +86-23-67030355 We will review the issues in question as soon as possible and provide a response within fifteen working days.