1. Information Collection & Use

We only collect information necessary to provide you with game services, including:

• Account Info: username, password (encrypted), linked email address;
• Device Info: device model, OS version, unique device identifier, IP address;
• Game Data: progress, scores, achievements, in-game purchase records;
• Network Logs: access time, operation logs, crash reports.

We use this information to: provide and maintain game services; optimize gameplay experience; handle support requests and complaints; send necessary service notifications.

We do not collect your contacts, photo album, location, SMS, or other sensitive personal data unless you expressly authorize it and it is functionally necessary.

2. Data Storage & Security

Your data is stored on secure servers within the People's Republic of China. We use industry-standard encryption (including TLS in transit and encryption at rest) to protect your personal information.

We maintain strict access controls — only authorized personnel with a legitimate need may access user data. While we take reasonable measures, no method of transmission or storage is 100% secure, and we cannot guarantee absolute security.

3. Third-Party Services

The Software may integrate the following third-party services:

• App Stores: Apple App Store / Google Play / Android marketplaces, for distribution and payments;
• Analytics (Umeng+): We integrate the Umeng+ SDK for user behavior analysis and app performance monitoring. The Umeng+ SDK may collect device information (IMEI/MAC/Android ID/IDFA/OpenUDID/GUID/SIM card IMSI/IP address) and app list to analyze app usage and optimize the gaming experience. Umeng+'s privacy policy: https://www.umeng.com/policy;
• Advertising: if third-party ads are displayed, advertisers may collect anonymous device info for personalized ads.

These third-party services are governed by their own privacy policies. We encourage you to review their terms. We are not responsible for third-party data practices.

4. Children's Privacy

This game is intended for a general audience and is not directed at children under 13 (or under 16 in certain jurisdictions). We do not knowingly collect personal information from children. If we discover that a child's data has been inadvertently collected, we will delete it promptly.

If you are a minor, please review this policy with your parent or guardian and obtain their consent before using our services.

5. Policy Updates

We may update this Privacy Policy from time to time. For material changes, we will notify you via in-game notices, pop-ups, or email. The revised policy takes effect upon publication.

We encourage you to check this page periodically for the latest privacy practices.

6. Contact Us

If you have any questions, comments, or complaints regarding this Privacy Policy, please contact us:

Company: Huizhou Xinzhikai Technology Co., Ltd.

Email: privacy@happylink.game

We will respond within 15 business days of receiving your request.