3D Stere APP Privacy Policy

3D Stere APP(hereinafter referred to as"this Application")respects and protects the personal privacy rights of all users of its services. This Application will use and disclose your personal information in accordance with this Privacy Policy to deliver more accurate and personalized services to you. This Application shall handle such information with a high‑level duty of diligence and prudence. Except as otherwise stipulated in this Privacy Policy, this Application will not disclose or provide your information to any third‑party without your prior consent. This Privacy Policy may be updated from time to time. By agreeing to the Terms of Use of this Application, you acknowledge acceptance of the full content of this Privacy Policy. This Privacy Policy forms an integral part of this Application’s Terms of Use.

1. Scope of Application

a) Personal registration information you provide as requested by this Application when registering an account;

b) Information automatically received and recorded by this Application when you use its online services or visit its platform web pages, including but not limited to your IP address, browser type, language preference, access date and time, hardware‑software feature data, and web page records of your requests;

c) User personal data lawfully obtained by this Application from business partners.

You understand and agree that the following information is not governed by this Privacy Policy:

a) Keyword information you enter when using search services provided by this Application’s platform;

b) Information and data published by you on this Application and collected by this Application, including but not limited to activity participation records, transaction information and evaluation details;

c) Conduct that violates laws or this Application’s rules, as well as measures this Application has taken against you.

2. Use of Information

a) This Application will not provide, sell, rent, share or trade your personal information to any unrelated third‑party, unless you have given prior consent, or such third‑party (together with its affiliates) provides services for you individually or jointly with this Application, and will be prohibited from accessing all such data, including previously‑accessible data, upon completion of such services.

b) This Application also prohibits any third‑party from collecting, editing, selling or freely disseminating your personal information by any means. If any user of this Application’s platform engages in such activities, this Application reserves the right to immediately terminate its service agreement with that user.

c) For the purpose of serving users, this Application may use your personal information to deliver content of potential interest to you, including but not limited to product and service notifications, or share information with our partners so that they may send you notifications regarding their products and services (the latter requires your prior consent).

d) We integrate Bugly to collect crash and exception information during application usage, so that we can optimize the application and improve user experience.

3. Disclosure of Information

a) Disclosure to a third‑party with your prior consent;

b) Sharing your personal information with a third‑party where it is necessary to deliver products or services you have requested;

c) Disclosure to third‑parties, administrative or judicial authorities in compliance with applicable laws or upon requests from administrative or judicial bodies;

d) Disclosure to a third‑party if you violate applicable PRC laws and regulations, this Application’s Terms of Use or relevant rules;

e) Disclosure to a respondent, at the respondent’s request, when you file a valid intellectual‑property‑related complaint, for both parties to resolve potential rights disputes;

f) In respect of a transaction created on this Application’s platform, if either party performs or partially performs its transaction obligations and submits a disclosure request, this Application reserves the right to provide necessary information such as the counterparty’s contact details to facilitate transaction completion or dispute resolution;

g) Other disclosures deemed appropriate by this Application in accordance with laws, regulations or platform policies.

4. Information Storage and Transfer

a) Information and data collected by this Application about you will be stored on servers operated by this Application and/or its affiliates. Such information and data may be transmitted outside your country or region or the location where information is collected, and may be accessed, stored and displayed overseas.

b) Account cancellation is irreversible. After account cancellation, you will no longer be able to log in to the corresponding account and use relevant services. All information and data stored or used under your account will be permanently deleted. To cancel your account, tap your avatar and follow the account‑cancellation workflow.

5. Use of Cookies

a) If you do not decline cookies, this Application may set or access cookies on your device to enable you to log in or use platform services and features that rely on cookies. Cookies are used by this Application to deliver more thoughtful personalized services, including promotional services.

b) You may choose to accept or decline cookies by modifying your browser settings. If you decline cookies, you may be unable to log in or use certain online services or features that depend on cookies.

c) Information obtained through cookies set by this Application shall be governed by this Privacy Policy.

6. Information Security

a) Accounts of this Application are equipped with security protection features. Please keep your username and password secure. This Application adopts security measures such as password encryption to protect your information against loss, abuse and tampering. Nevertheless, please note that no security measure over public networks is absolutely secure.

b) When conducting online transactions via this Application’s services, you may inevitably disclose personal information such as contact details or postal addresses to transaction counterparties or potential counterparties. Please safeguard your personal information and only share it when necessary. If you become aware of information leakage, especially leakage of your username and password, please contact our customer service promptly so that we can take corresponding measures.

7. SDKs and App Permissions

a) We integrate MobSDK to provide third‑party WeChat login within the App.

b) Camera permission: To deliver an improved viewing experience, the camera captures your pupil information. Viewing‑angle changes are used to optimize your visual experience.

c) MAC address: Calibration data is generated before viewing for better user experience. Such calibration data is stored and associated with your MAC address. When you reinstall this Application or use other applications developed by our company, calibration data may be shared so that you do not need to repeat calibration steps.

d) Installed‑application‑list access: This permission is used to check whether WeChat is installed when providing third‑party WeChat login.

e) 3D Stere APP may request camera permission. Camera access is a sensitive permission. Denying this permission only restricts features including posting feeds and eye‑tracking for video playback; other core functions remain usable.

Developer: Meta‑Vision (Guangzhou) Stereoscopic Technology Co., Ltd.

Application Name: 3D Stere APP