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Privacy Policy

Last updated: January 15, 2026

1. Introduction

Guangzhou Chengzou Trading Co., Ltd. ("we," "us," or "our") is committed to protecting your privacy. This Privacy Policy explains how we collect, use, disclose, and safeguard your information when you visit our website gzchengzou.com, use our mobile applications, or engage with our services.

Please read this Privacy Policy carefully. By accessing or using our services, you acknowledge that you have read, understood, and agree to be bound by all the terms of this Privacy Policy.

2. Information We Collect

2.1 Personal Information

We may collect personal information that you voluntarily provide to us when you:

  • Register for an account
  • Fill out a contact form
  • Subscribe to our newsletter
  • Use our mobile applications
  • Make a purchase or transaction
  • Communicate with us via email, phone, or other channels

This information may include: name, email address, phone number, postal address, company information, payment details, and other contact or identification information.

2.2 Automatically Collected Information

When you visit our website or use our mobile applications, we automatically collect certain information, including:

  • IP address and device identifiers
  • Browser type and version
  • Operating system
  • Referring/exit URLs
  • Date and time of access
  • Pages viewed and features used
  • Geographic location (country/region level)
  • Preferences and settings

2.3 Mobile Application Data

Our mobile applications may collect additional information including:

  • Device permissions (notifications, camera, storage)
  • App usage data and analytics
  • In-app purchases and transaction history
  • Inventory and order management data
  • Customer relationship information

3. How We Use Your Information

We use the information we collect for the following purposes:

  • Providing, maintaining, and improving our services
  • Processing transactions and sending related information
  • Responding to your inquiries and fulfilling your requests
  • Sending promotional communications and marketing materials
  • Personalizing your experience and delivering relevant content
  • Monitoring and analyzing usage patterns and trends
  • Detecting, preventing, and addressing technical issues
  • Protecting the security and integrity of our services
  • Complying with legal obligations and legal process

4. Third-Party Services and Advertisers

4.1 Overview of Ad Networks

We may use third-party advertising networks and analytics services to support our mobile applications and website. These services help us provide free or low-cost services by displaying advertisements. The advertising networks we may work with include but are not limited to:

4.2 Supported Advertising Platforms

Major Ad Networks:

  • Google AdMob - Google's mobile advertising platform
  • Facebook Audience Network - Facebook's mobile advertising solution
  • Unity Ads - Unity Technologies' advertising platform
  • AppLovin - Mobile advertising and monetization platform
  • ironSource - Mobile app monetization and marketing platform
  • Vungle - In-app video advertising platform (by Liftoff)
  • Pangle - ByteDance's global ad platform
  • Amazon Ads - Amazon's advertising services
  • MoPub - Twitter's mobile ad platform
  • Unity LevelPlay - IronSource's mobile monetization platform
  • Chartboost - Mobile game advertising platform
  • AdColony - Mobile video advertising technology
  • InMobi - Enterprise mobile marketing and advertising
  • Mintegral - Cross-platform mobile advertising platform
  • Ogury - Mobile data and advertising platform
  • Smaato - Global mobile advertising platform
  • OpenX - Programmatic advertising exchange
  • PubMatic - Programmatic advertising technology
  • Index Exchange - Independent ad exchange
  • Triplelift - Digital advertising platform

4.3 Types of Advertisements

Our mobile applications may display the following types of advertisements:

  • Splash Ads - Full-screen advertisements displayed when the app launches
  • Rewarded/Incentivized Video Ads - Video advertisements that users can watch in exchange for in-app rewards or benefits
  • Interstitial Ads - Full-screen advertisements displayed at natural transition points in the app
  • Banner Ads - Rectangular display advertisements typically placed at the top or bottom of the screen
  • Native Ads - Advertisements designed to match the look and feel of the app content
  • Playable Ads - Interactive advertisements allowing users to try a game or app before downloading

4.4 How Ad Networks Use Your Information

Third-party ad networks may collect and use information about you to deliver targeted advertisements based on your interests. This includes:

  • Device identifiers and advertising IDs
  • App usage and behavior data
  • Location data (if permitted)
  • Information about advertisements shown and your interactions

These networks operate under their own privacy policies. We encourage you to review the privacy policies of these third-party services.

4.5 Opting Out of Personalized Advertising

You can opt out of personalized advertising by adjusting your device settings:

  • iOS: Settings > Privacy > Advertising > Enable "Limit Ad Tracking"
  • Android: Settings > Google > Ads > Enable "Opt out of Ads Personalization"

Additionally, you may visit the following resources to opt out of certain advertising services:

  • Google Ads Settings
  • Facebook Ads Settings
  • Unity Ads Privacy
  • AppLovin Privacy

5. Information Sharing and Disclosure

We may share your information with:

  • Our subsidiaries, affiliates, and parent companies
  • Service providers who assist in our operations
  • Business partners with your consent
  • Legal authorities when required by law
  • Third-party ad networks (as described above)

6. Data Retention

We retain your personal information for as long as necessary to fulfill the purposes outlined in this Privacy Policy, unless a longer retention period is required by law. When information is no longer needed, we securely delete or anonymize it.

7. Data Security

We implement appropriate technical and organizational security measures to protect your personal information against unauthorized access, alteration, disclosure, or destruction. These measures include encryption, secure servers, access controls, and regular security assessments.

8. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. These countries may have different data protection laws. When we transfer data internationally, we ensure appropriate safeguards are in place.

9. Children's Privacy (COPPA Compliance)

9.1 Age Restrictions

Our services are not directed to children under the age of 13 (or 16 in the European Union). We do not knowingly collect personal information from children under these ages. If we become aware that we have collected personal information from a child under the applicable age, we will take steps to delete that information promptly.

9.2 Parental Controls

If you are a parent or guardian and believe your child has provided us with personal information, please contact us immediately at support@gzchengzou.com. We will take appropriate steps to remove the information.

9.3 Family-Friendly Advertising

In compliance with COPPA and other child protection regulations, our applications that may be used by or attract children will only display age-appropriate advertisements and will not collect personal information from children for advertising purposes.

10. Regional Privacy Rights

10.1 European Union (GDPR)

If you are located in the European Economic Area (EEA), you have the following rights:

  • Right to access your personal data
  • Right to rectification of inaccurate data
  • Right to erasure ("right to be forgotten")
  • Right to restrict processing
  • Right to data portability
  • Right to object to processing
  • Right to withdraw consent

Our legal basis for processing your personal data includes consent, contractual necessity, and our legitimate interests. To exercise your rights, contact us at support@gzchengzou.com.

10.2 United States (CCPA/CPRA)

If you are a California resident, you have specific privacy rights under the California Consumer Privacy Act (CCPA) and California Privacy Rights Act (CPRA):

  • Right to know about data collection
  • Right to delete personal information
  • Right to opt out of sale of personal information
  • Right to non-discrimination
  • Right to correct inaccurate information
  • Right to limit use of sensitive personal information

To exercise these rights, contact us at support@gzchengzou.com or call us at +86-20-XXXX-XXXX.

10.3 Canada (PIPEDA)

If you are located in Canada, you have rights under the Personal Information Protection and Electronic Documents Act (PIPEDA), including the right to access, correct, and withdraw consent for the collection of your personal information.

10.4 Australia (Privacy Act 1988)

If you are located in Australia, the Privacy Act 1988 provides you with rights including access to your personal information, correction of inaccurate information, and the ability to make complaints about privacy breaches.

10.5 United Kingdom (UK GDPR)

If you are located in the United Kingdom, you have rights under the UK GDPR similar to those under the EU GDPR. Our designated representative in the UK can be contacted for privacy-related inquiries.

11. Your Choices

11.1 Account Settings

You can update your account information and preferences through your account settings or by contacting us directly.

11.2 Marketing Communications

You can opt out of receiving promotional emails by clicking the unsubscribe link in those emails or contacting us. Even if you opt out, we may still send you non-promotional communications.

11.3 Push Notifications

You can manage push notification preferences through your device settings or within the app settings.

11.4 Cookie Preferences

You can manage cookie preferences through our cookie consent banner or your browser settings.

12. Third-Party Links

Our website and applications may contain links to third-party websites, services, or applications. We are not responsible for the privacy practices of these third parties. We encourage you to review their privacy policies before providing any personal information.

13. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Last updated" date. We encourage you to review this Privacy Policy periodically for any changes.

14. Contact Us

If you have any questions about this Privacy Policy, please contact us:

  • Email: support@gzchengzou.com
  • Business Email: yangchengzhou@gzchengzou.com
  • Website: gzchengzou.com
  • Address: Room 304, Building A2, No.81, Xueshantang Street, Baiyun District, Guangzhou, 510000, China

15. Special Provisions for Mobile Applications

15.1 App Store Compliance

Our mobile applications are designed to comply with the privacy requirements of major app stores, including:

  • Apple App Store Review Guidelines
  • Google Play Store Developer Program Policies
  • Amazon Appstore Developer Distribution Agreement

15.2 Required App Permissions

Our apps may request the following permissions:

  • Network access for communication with our servers
  • Storage access for saving app data and caches
  • Camera access (optional) for document scanning features
  • Notification permissions for updates and alerts

15.3 Ad ID Usage

Our applications may use advertising identifiers (such as Apple's IDFA and Google's GAID) for the following purposes:

  • Delivering targeted advertisements
  • Measuring advertisement effectiveness
  • Analytics and user insights
  • Frequency capping and fraud detection

You can reset or limit these identifiers through your device settings.

Chengzou

Guangzhou Chengzou Trading Co., Ltd. - Your trusted partner for global trade solutions.

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