VEX Privacy Policy

1. Information Collection

1.1 Types of Information We Collect

• Account information: Mobile phone number and password (stored in encrypted form)
• Device information: Device model, operating system version, and app version
• Usage data: Network connection test records and node selection preferences
• Technical data: IP address, network status, and connection logs

1.2 How Information Is Collected

• Information you actively provide, such as registration and feedback
• Technical information collected automatically
• Information collected through cookies and similar technologies

2. Use of Information

2.1 How We Use Your Information

• Service delivery: Network connection testing and node status monitoring
• Account management: User authentication and membership service management
• Service optimization: Improving app performance and user experience
• Customer support: Handling user inquiries and technical support
• Security protection: Preventing fraud and abuse

2.2 Legal Bases for Data Processing

• Performing our service contract with you
• Complying with legal obligations
• Processing based on legitimate interests
• Your explicit consent

3. Information Sharing

3.1 Limited Sharing Scenarios

• Service providers: Trusted third parties that provide technical support, subject to strict confidentiality agreements
• Legal requirements: Lawful requests from government departments or judicial authorities
• Security protection: Protecting the rights, property, or safety of users and the public

4. Data Security

4.1 Security Measures

• Encrypted transmission: SSL/TLS encryption protects data in transit
• Encrypted storage: Sensitive information is stored with AES-256 encryption
• Access control: Strict employee permission management and audit mechanisms
• Security monitoring: 24/7 security monitoring and anomaly detection

4.2 Data Retention

• Account information: During the account term and for 30 days after cancellation
• Usage records: Retained for up to 12 months
• Technical logs: Retained for up to 6 months

5. Your Rights

5.1 Data Subject Rights

• Right of access: View the personal information we hold about you
• Right to rectification: Correct inaccurate or incomplete information
• Right to deletion: Request deletion of your personal information
• Right to restriction: Restrict processing of your personal information
• Right to object: Object to data processing based on legitimate interests

5.2 How to Exercise Your Rights

You can contact us through the following methods to exercise these rights:

• In-app customer service system
• Email: privacy@yingmao.app
• We will respond to your request within 30 days

6. Cookie Policy

6.1 Cookie Use

• Necessary cookies: Maintain basic app functionality
• Functional cookies: Remember your preferences
• Analytics cookies: Understand app usage in anonymized form

6.2 Cookie Management

You can manage cookie preferences through device settings, but disabling certain cookies may affect app functionality.

7. Children's Privacy

Our services are intended for users aged 18 and above. We do not knowingly collect personal information from children under 18. If we discover that children's information has been collected, we will delete it immediately.

8. International Data Transfers

Your data may be processed outside your country or region. We ensure appropriate safeguards, including:

• Adequacy decisions
• Standard contractual clauses
• Other lawful transfer mechanisms

9. Privacy Policy Updates

We may update this Privacy Policy from time to time. For material changes, we will:

• Post a notice in the app
• Notify you by email or SMS
• Request your renewed consent where applicable

10. Contact Us

11. Applicable Law

This Privacy Policy is governed by the laws of the People's Republic of China. In the event of a dispute, both parties should resolve it through friendly consultation. If consultation fails, the dispute shall be submitted to a competent people's court.