1. Introduction
HENGYi ("we", "our", "the Service") is a cross-border social media marketing management platform available at world2sell.com. This Privacy Policy explains how HENGYi collects, uses, stores, and protects your personal information when you use our Service.
2. Information We Collect
We collect the following types of information:
- Account Information: Name, phone number, email address, and password when you register for HENGYi
- Social Media Data: When you connect your social media accounts (TikTok, Facebook, Instagram, YouTube, X) to HENGYi, we access your public profile information, content metrics (views, likes, comments, shares), follower data, and content you publish through our platform
- Usage Data: Information about how you interact with HENGYi, including pages visited, features used, and actions taken
- Device Information: Browser type, IP address, device type, and operating system
- Lead Data: Customer and lead information you input or collect through HENGYi's lead management features
3. How We Use Your Information
HENGYi uses your information to:
- Provide and maintain the Service, including social media management, content publishing, and analytics
- Authenticate your identity and manage your account
- Display analytics and performance data for your social media accounts
- Enable content publishing and scheduling across connected platforms
- Provide AI-assisted content creation and marketing recommendations
- Process payments and manage subscriptions
- Send service-related notifications and updates
- Improve and optimize HENGYi's features and user experience
4. Third-Party Platform Data
When you connect social media accounts to HENGYi, we access data through official platform APIs (TikTok for Business API, Meta Graph API, YouTube Data API, X API). We only access data that you explicitly authorize through the OAuth consent process. We do not access private messages or data beyond the scopes you approve.
5. Data Storage and Security
Your data is stored on secure cloud servers. We implement industry-standard security measures including:
- Encrypted data transmission (TLS/SSL)
- Encrypted storage for sensitive information (passwords, API tokens, contact details)
- Access controls and authentication for all data access
- Regular security audits and monitoring
- Audit logging for sensitive operations
6. Data Sharing
HENGYi does not sell your personal information. We may share data only in the following circumstances:
- With third-party social media platforms as necessary to provide the Service (publishing content, retrieving analytics)
- With service providers who assist in operating HENGYi (cloud hosting, payment processing)
- When required by law or legal process
- With your explicit consent
7. Data Retention
We retain your data for as long as your HENGYi account is active. Upon account deletion, we will remove your personal data within 30 days, except where retention is required by law. Analytics and aggregated data may be retained in anonymized form.
8. Your Rights
You have the right to:
- Access and download your personal data
- Correct inaccurate information
- Delete your account and associated data
- Disconnect social media accounts at any time
- Opt out of non-essential communications
- Request data portability
9. Cookies
HENGYi uses essential cookies for authentication and session management. We do not use third-party tracking cookies for advertising purposes.
10. Children's Privacy
HENGYi is not intended for use by individuals under the age of 18. We do not knowingly collect personal information from children.
11. Changes to This Policy
We may update this Privacy Policy from time to time. We will notify you of material changes via email or through HENGYi. The "Last updated" date at the top indicates when this policy was last revised.
12. Contact Us
If you have any questions about this Privacy Policy or HENGYi's data practices, please contact us at: