Privacy Policy

Effective Date: May 3, 2026
Website: https://hethongdien.info/
Owner: Minh-Quan Tran

This Privacy Policy explains how Hệ Thống Điện (https://hethongdien.info/) collects, uses, and protects information when you visit our website. By using this site, you agree to the practices described in this policy.

1. Information We Collect

Automatically Collected Information

When you visit our website, our hosting provider (Hostinger) may automatically collect standard log information including:

  • IP address
  • Browser type and version
  • Pages visited and time spent
  • Referring website
  • Date and time of visit

Comments

If you leave a comment on this site, we collect the data shown in the comments form — your name, email address, and optionally your website URL. Your IP address and browser user agent string are also collected to help with spam detection.

2. Cookies

This website uses cookies in the following ways:

  • Essential cookies: Required for the website to function properly
  • Analytics cookies: Used to understand how visitors interact with the site (Google Analytics, if enabled)
  • Advertising cookies: Used by Google AdSense to display relevant advertisements to visitors

You can control cookies through your browser settings. Note that disabling certain cookies may affect website functionality.

3. Google AdSense and Advertising

This website uses Google AdSense to display advertisements. Google AdSense uses cookies to serve ads based on your prior visits to this website or other websites on the Internet.

  • Google’s use of advertising cookies enables it and its partners to serve ads based on your visit to this site and/or other sites on the Internet
  • You may opt out of personalized advertising by visiting Google Ads Settings
  • For more information about how Google uses data, visit Google’s Privacy & Terms

4. How We Use Your Information

We use collected information to:

  • Operate and improve the website
  • Analyze traffic and usage patterns
  • Display relevant advertisements via Google AdSense
  • Respond to comments and inquiries
  • Detect and prevent spam

5. Third-Party Services

We use the following third-party services that may collect data independently:

6. Data Sharing

We do not sell, trade, or rent your personal information to third parties. We may share aggregated, non-personally identifiable information for analytical purposes.

7. Your Rights (GDPR / EU Visitors)

If you are located in the European Union, you have the following rights under GDPR:

  • Right to access — request a copy of your personal data
  • Right to rectification — correct inaccurate data
  • Right to erasure — request deletion of your data
  • Right to object — object to processing of your data

To exercise these rights, contact us via the Contact page.

8. Data Retention

Comments and their metadata are retained indefinitely. For registered users, personal information in their profile is retained until the account is deleted. Log data is retained for a maximum of 90 days.

9. Children’s Privacy

This website is not directed at children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe a child has provided personal information to us, please contact us so we can delete it.

10. Changes to This Policy

We may update this Privacy Policy from time to time. Any changes will be posted on this page with an updated effective date. We encourage you to review this policy periodically.

11. Contact Us

If you have questions about this Privacy Policy, please contact us through our Contact page.