1. Policy Overview

This Privacy Policy explains how BAIZE INTERNATIONAL (HONG KONG) LIMITED ("we," "company") collects, uses, stores, and protects your personal information when you use the TrailPack application. We are committed to protecting your privacy rights and complying with applicable data protection laws and regulations.

2. Information Collection

2.1 Types of Information We Collect

Information Type	Collection Method	Purpose	Storage Location
Equipment Information	User input	Provide equipment management services	Local device + iCloud (Pro users)
Trip Planning Data	User creation	Provide trip planning services	Local device + iCloud (Pro users)
App Usage Statistics	Automatic collection	Improve app performance and user experience	Anonymized processing
Device Information	Automatic collection	Compatibility and technical support	Anonymized processing
Advertising Identifier	Automatic collection (free version)	Provide personalized advertising	Third-party ad networks

2.2 Specific Information Collected

• Equipment Data: Equipment name, category, weight, brand, model, purchase information, photos, notes, etc.
• Planning Data: Trip plan names, destinations, dates, associated equipment, notes, etc.
• Settings Preferences: Language settings, theme preferences, unit settings, currency settings, etc.
• Usage Data: Feature usage frequency, app crash reports, performance metrics, etc.

3. Information Usage

3.1 Primary Uses

• Core Service Provision: Equipment management, trip planning, data synchronization, etc.
• Feature Improvement: Optimize app features based on user feedback and usage data
• Technical Support: Diagnose and resolve technical issues
• Security Protection: Detect and prevent malicious activities
• Compliance Obligations: Meet legal and regulatory requirements

3.2 What We Don't Do

4. Information Storage and Security

4.1 Data Storage Methods

• Local Storage: Primary data is stored on your device, protected by iOS system security mechanisms
• iCloud Sync: Pro users can choose to sync data to iCloud using Apple's end-to-end encryption
• No Server Storage: We do not store your personal equipment data on our own servers

4.2 Security Measures

4.3 Data Retention

• User data is automatically deleted when the app is uninstalled
• iCloud data is retained according to Apple's policies
• Anonymous statistical data is retained for no more than 2 years
• Users can delete all data at any time

5. Third-Party Services

5.1 Apple Services

• iCloud: Data synchronization and backup (Pro users only, requires user activation)
• App Store: App distribution and in-app purchase processing
• Apple ID: User authentication and purchase verification

5.2 Google AdMob (Free Version Only)

• Ad Display: Provide personalized advertising content
• Data Collection: May collect advertising identifiers and device information
• Privacy Controls: Users can limit ad tracking in iOS settings
• Opt-out Mechanism: Upgrade to Pro version to completely remove ads

5.3 Third-Party Privacy Policies

• Google Privacy Policy
• Apple Privacy Policy

6. User Rights

6.1 Data Control Rights

• Right to View: You can view all data stored in the app at any time
• Right to Modify: You can edit and update any personal data
• Right to Delete: You can delete individual data items or all data
• Right to Export: Pro users can export all data

6.2 Privacy Settings

• iCloud Sync: Can be enabled or disabled in settings
• Ad Personalization: Can be controlled in iOS settings
• Crash Reports: Can choose whether to send
• Usage Statistics: Can choose whether to share

6.3 Data Portability

• Pro users can export data in standard formats like CSV, JSON
• All photos are accessible through the iOS Photos app
• iCloud data is under your Apple ID control

7. Children's Privacy Protection

• We do not knowingly collect personal information from children under 13
• If we discover we have collected children's information, we will delete it immediately
• Users aged 13-18 require parental consent
• We recommend parents supervise minors' app usage

8. International Data Transfers

8.1 Data Processing Locations

• User data is primarily processed locally on devices
• iCloud data is processed by Apple according to its global infrastructure
• Anonymous statistical data may be processed globally

8.2 Cross-Border Transfer Protection

• Comply with international privacy regulations like GDPR and CCPA
• Use appropriate technical and legal safeguards
• Cross-border data transfers only when necessary

9. Policy Updates

9.1 Update Notifications

• Major policy changes will be communicated through in-app notifications
• New policy versions will be published on our website
• You can always view the latest privacy policy

9.2 Update Frequency

• We regularly review and update our privacy policy
• Updates will be made promptly when legal requirements change
• Policy updates may be needed when new features are introduced

10. Contact Us

10.1 Privacy Questions

If you have any questions or concerns about our privacy practices, please contact us through the following methods:

10.2 Data Requests

To exercise your data rights (view, modify, delete, etc.), please send an email specifying your needs.

11. Compliance Statement

11.1 Applicable Laws

• Hong Kong Personal Data (Privacy) Ordinance
• European Union General Data Protection Regulation (GDPR)
• California Consumer Privacy Act (CCPA)
• Other applicable data protection laws

11.2 Regulatory Cooperation

• We cooperate with relevant regulatory authorities
• Accept legitimate data protection investigations
• Follow regulatory guidance and requirements