Privacy Policy - Sulink App

Last Updated: August 08, 2025

This Privacy Policy describes how we collect, use, and protect your information when you use the Sulink mobile application (“the App”). By using the App, you agree to the practices described in this Policy.

1. Information We Collect

• Account Information: email, phone number, or nickname used for account creation, login, and authentication.
• Device Information: device model, operating system, and unique identifiers for remote push, service compatibility and performance.
• Video & Audio Data: real-time streams are encrypted and transmitted directly between you and your device. If cloud storage is enabled, encrypted data will be stored securely and may be deleted by you at any time.
• Usage Data: crash reports, network logs, and diagnostics used to improve app quality.

2. How We Use Information

We may use collected data for purposes including:

• Providing and maintaining camera features (live video, two-way audio).
• Account management and device binding.
• Sending necessary alerts and notifications.
• Ensuring app security and enhancing user experience.

3. Information Sharing

We do not sell or rent personal information. Data may be disclosed only when:

• We have your explicit consent.
• Required by law or government authorities.
• Necessary to protect rights, safety, or property.
• Shared with service providers who support our operations under confidentiality obligations.

4. Cookies and Tracking Technologies

We may use cookies and similar tracking technologies (such as SDKs or pixels) to provide and improve our Services. Cookies are small data files stored on your device that help us remember your preferences, enable core functionalities, and analyze how the App is used.

Types of cookies and tracking technologies we may use include:

• Essential Cookies – required for the operation of the App (e.g., login, security).
• Performance and Analytics – to understand usage patterns and improve the user experience.
• Functionality – to remember your preferences and settings.
• Advertising/Marketing SDKs – if applicable, to deliver relevant content and promotions.
• Advertising/Marketing SDKs – if applicable, to deliver relevant content and promotions.

You can manage or disable cookies through your device or browser settings; however, some features of the Services may not function properly if cookies are disabled.

Learn more about the Site’s and Apps cookies here.

5. Data Storage and Security

• Real-time video/audio transmissions are protected with end-to-end encryption.
• Cloud-stored data is encrypted and access-controlled.
• We apply reasonable technical and organizational safeguards against unauthorized access or misuse.

6. Minors

The App is intended for users aged 18 and above. We do not knowingly collect personal information from minors. If such data is discovered, it will be deleted immediately.

7. Permissions

The App may request the following permissions:

• Camera: for live video monitoring.
• Notification: for receive remote push message.
• Storage: for saving snapshots or recordings.
• Network: for device-server connectivity.

All permissions require your consent and are used strictly for stated purposes.

8. Your Rights

You have the right to:

• Access, correct, or delete your personal information.
• Withdraw previously granted permissions.
• Close your account and request deletion of stored data.

These rights may be exercised within the App settings or by contacting us.

9. International Users

Your data may be transferred to and stored on servers located outside your country of residence. We ensure appropriate safeguards, such as encryption and contractual protections, are in place.

10.Data Retention

We retain personal information only for as long as necessary to fulfill the purposes described in this Privacy Policy:

• Account Information: Retained while your account remains active. Deleted or anonymized within 30 days after account closure, unless required by law.
• Video/Audio Content: Real-time streams are not stored. Cloud-stored content is retained for the duration of your subscription and automatically deleted when the subscription expires.
• Log and Diagnostic Data:Retained for up to 12 months, unless extended for security, compliance, or service improvement.

11.Cross-Border Data Transfers

Your personal information may be transferred to and processed on servers located in the United States or other jurisdictions. Where such transfers occur, we implement appropriate safeguards to ensure that your personal information receives a level of protection consistent with applicable law, including GDPR and PIPL. In some cases, we may request your explicit consent prior to such transfer.

12. GDPR Compliance (For EU & UK Users)

If you are located in the European Economic Area (EEA) or the United Kingdom (UK), we process your personal data in accordance with the EU General Data Protection Regulation (GDPR) and the UK GDPR under the Data Protection Act 2018. This section provides additional information for EU & UK users.

Your Rights Under GDPR

• Access: request a copy of your personal data.
• Rectification: correct inaccurate or incomplete information.
• Erasure: request deletion of personal data (subject to legal obligations).
• Restriction: request limited processing of your data.
• Portability: receive your data in a machine-readable format.
• Objection: object to processing based on legitimate interests or direct marketing.

Legal Basis for Processing

We process your data only when one of the following applies:

• Your consent.
• Performance of a contract with you.
• Compliance with a legal obligation.
• Legitimate interests, provided your rights are not overridden.

Data Transfers

Your information may be transferred outside the EEA. Safeguards such as EU Standard Contractual Clauses will be applied to protect your data.

Data Controller

The Data Controller responsible for your information is:

• Company Name: Hong Kong Wan Shun Tai Limited
• Email (Data Protection Officer contact): support@szcwsx.cn
• Address: RM C20,BLK C,3/F, EAST SUNIND CENTRE, 16 SHING YIP STREET, KWUN TONG

If you believe your GDPR rights are violated, you may lodge a complaint with your local Data Protection Authority (DPA).

13. Updates

This Privacy Policy may be updated periodically. Updates will be posted on this page, and in some cases, you may be notified within the App or by email.

14. Contact Us

If you have questions about this Privacy Policy or data practices, contact us:

• Company Name: Hong Kong Wan Shun Tai Limited
• Email: support@szcwsx.cn