Effective Date: December 25, 2025

Product: Xiaobai AI Fitness (the “App”)

Developer: Xinlinghu Guard (Shenzhen) Technology Co., Ltd. (“we”, “us”, or “our”)

Contact Email: [email protected]

1. Information We Collect

We collect information on a data-minimization basis to provide the App, improve user experience, perform analytics, and support advertising. Depending on how you use the App, we may collect:

1.1 Information You Provide (if you choose to submit it)

• Preferences, goals, workout records, and other information you enter in the App. (If you do not provide this information, some core features may still be available.)

1.2 Device and Log Information (collected automatically)

• Device model, operating system version, app version, language and time zone, and network type;
• Log data such as feature usage, session duration, crash reports, performance metrics, and diagnostic data;
• May include IP address and device identifiers or similar identifiers, for security, analytics, and anti-fraud purposes.

1.3 Advertising and Analytics Identifiers (if third-party analytics/ads SDKs are enabled)

• May collect advertising identifiers (such as iOS IDFA and Android Advertising ID/AAID) or other identifiers used for attribution, frequency capping, and measurement;
• Ad-related event data such as ad impressions, clicks, and conversion/attribution signals (often processed in aggregated or de-identified form).

Note: The scope of data collected by third-party SDKs depends on their configurations and privacy policies. We aim to select compliant providers and limit their use to necessary purposes.

2. How We Use Information

We may use the information described above to: