Privacy Policy

Digital Chain (hereinafter referred to as "the Platform") places great importance on user privacy protection. This Privacy Policy explains how we collect, use, store, and protect your personal information.

By using the Platform's services, you consent to the data processing practices described in this Privacy Policy.

We may collect the following types of information:

• Registration Information: username, email address, phone number, nickname
• Third-Party Login Information: basic Google account information (name, email, avatar)
• Transaction Information: deposit records, order information, transfer records, wallet addresses
• Device Information: browser type, operating system, IP address, access time
• Invitation Relationships: invite codes and referral chain data

The information we collect is used for the following purposes:

• Providing and maintaining core platform service functions
• Verifying user identity and ensuring account security
• Processing transaction requests and fund management
• Sending service notifications and activity information
• Analyzing and improving platform service quality
• Preventing fraudulent behavior and compliance reviews

We implement multiple security measures to protect your personal information:

• Data transmission is encrypted via SSL/TLS
• Sensitive information (passwords, etc.) is stored using hash encryption
• Digital assets are held in multi-signature cold wallets
• Internal data access permissions are strictly limited
• Regular security audits and vulnerability scans are conducted

We retain your personal information for the period necessary to fulfill service purposes. After account deletion, related data will be deleted or anonymized in accordance with legal requirements.

We do not sell your personal information to third parties. We may share your information in the following circumstances:

• With your explicit authorization and consent
• To partner institutions for necessary services such as payment processing
• In response to legal requirements or legitimate requests from government authorities
• To protect the legal rights and privacy safety of the Platform and its users

The Platform uses cookies and similar technologies to enhance user experience:

• Essential Cookies: maintain login status and session security
• Functional Cookies: remember your language preferences and settings
• Analytics Cookies: help us understand platform usage patterns

You can manage or delete cookies through your browser settings, but this may affect the normal use of certain features.

Under applicable data protection laws, you have the following rights:

• Right of Access: view your personal information that we hold
• Right to Rectification: request correction of inaccurate personal information
• Right to Erasure: request deletion of your data under specific circumstances
• Right to Portability: obtain a machine-readable copy of your personal data
• Withdraw Consent: withdraw previously granted authorization at any time

To exercise these rights, please contact us at support@digitalchain.hk.

We may update this Privacy Policy from time to time. Significant changes will be notified through platform announcements or email. Updated policies take effect from the date of publication.

We recommend that you review this policy regularly to stay informed about the latest privacy protection measures. For any questions or suggestions, please contact support@digitalchain.hk.