Effective Date: October 18, 2025

We highly value your privacy and data security. Please read this Privacy Policy carefully to understand how we collect, use, store, and protect your information.

1. Scope

This Privacy Policy applies to the mobile game Bai Mahjong, developed and published by independent developer Ge Hong.

The game is currently available only on the iOS platform.

2. Information Collection and Use

In the current version of Bai Mahjong:

• No personally identifiable information (PII) is actively collected, stored, or uploaded.
• The game only requires strictly necessary permissions, such as network access for Game Center leaderboard functionality.

3. Third-Party Services

This game integrates the Google AdMob advertising SDK:

• Ads are served through Google AdMob and use SKAdNetwork for anonymous attribution. IDFA is not accessed for cross-app tracking.
• We do not actively collect or upload any personal information from users.
• Users can choose to limit ad tracking on iOS devices via Settings → Privacy → Advertising, which will restrict the display of personalized ads in the future.
• Ad information is used only for ad display and anonymous attribution purposes, and not for any other purposes.

4. Permissions