Privacy Policy

Last Updated: April 1, 2026

ZW TECHNOLOGY LIMITED ("we," "our," or "us") is committed to protecting the privacy and security of your personal information. This Privacy Policy describes how we collect, use, store, and share information when you use our website (www.zhanwangtech.com) and our Amazon advertising optimization platform (the "Service").

1. Information We Collect

We collect the following types of information:

Account Information: When you register for our Service, we collect your name, email address, company name, phone number, and billing information.

Amazon Advertising Data: When you connect your Amazon Advertising account through OAuth authorization, we access your advertising campaign data, including campaign metrics, keyword performance, search term reports, and budget information. This data is accessed through Amazon's official Advertising API in accordance with Amazon's API Terms of Service.

Usage Data: We collect information about how you interact with our platform, including log data, device information, browser type, and pages visited.

Communication Data: When you contact us, we collect the information you provide in your messages.

2. How We Use Your Information

We use the information we collect to:

• Provide, maintain, and improve our advertising optimization services
• Analyze your Amazon advertising campaign data to generate optimization recommendations
• Execute authorized bid adjustments, keyword changes, and budget modifications on your behalf
• Generate performance reports and analytics dashboards
• Communicate with you about service updates, features, and support
• Ensure the security and integrity of our platform
• Comply with legal obligations

3. Amazon Advertising Data Handling

We take special care with Amazon Advertising data:

• Purpose Limitation: We only access Amazon Advertising data that is necessary to provide our optimization services. We do not use this data for any purpose other than delivering our services to you.
• No Data Selling: We never sell, rent, or trade your Amazon Advertising data to any third party.
• No Data Sharing: Your advertising data is not shared with other clients or third parties. Each client's data is logically separated and isolated.
• Data Retention: We retain your advertising data for as long as your account is active. Upon account termination, we delete your advertising data within 30 days.
• API Compliance: We comply with all Amazon Advertising API policies, including data usage, storage, and security requirements.

4. Data Security

We implement industry-standard security measures to protect your data:

• All data is encrypted in transit using TLS 1.2 or higher
• Data at rest is encrypted using AES-256 encryption
• Access to customer data is restricted to authorized personnel only
• We conduct regular security audits and vulnerability assessments
• OAuth tokens are stored securely and refreshed according to Amazon's guidelines
• We maintain logging and monitoring for unauthorized access attempts

5. Data Sharing and Disclosure

We may share your information only in the following circumstances:

• With Your Consent: When you explicitly authorize sharing
• Service Providers: With trusted infrastructure providers (cloud hosting, analytics) who are bound by confidentiality agreements
• Legal Requirements: When required by law, regulation, or legal process
• Business Transfers: In connection with a merger, acquisition, or sale of assets, with prior notice to you

6. Your Rights

You have the following rights regarding your data:

• Access: Request a copy of the data we hold about you
• Correction: Request correction of inaccurate data
• Deletion: Request deletion of your data
• Portability: Request your data in a machine-readable format
• Revoke Access: Disconnect your Amazon Advertising account at any time through your account settings or through Amazon's authorization management

7. Cookies

Our website uses essential cookies to maintain session state and improve user experience. We do not use third-party advertising cookies. You can control cookie settings through your browser preferences.

8. International Data Transfers

Your data may be transferred to and processed in countries other than your country of residence. We ensure that appropriate safeguards are in place to protect your data in accordance with applicable data protection laws.

9. Children's Privacy

Our Service is not directed to individuals under the age of 18. We do not knowingly collect personal information from children.

10. Changes to This Policy

We may update this Privacy Policy from time to time. We will notify you of any material changes by posting the updated policy on our website and updating the "Last Updated" date.

11. Contact Us

If you have any questions about this Privacy Policy or our data practices, please contact us at:

ZW Technology
Room 2, 10/F, Full View Factory Building,
50-52 Tong Mi Road, Mongkok, Kowloon, Hong Kong
Email: ad@zhanwangtech.com
Website: www.zhanwangtech.com