Privacy Policy

1. Introduction

Beijing Yushu Technology 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 yushutechdev.com (the "Site"), use our mobile applications published on Google Play Store and Apple App Store (the "Apps"), or engage with our services.

Please read this Privacy Policy carefully. By accessing or using our Site, Apps, or 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 the following types of personal information:

• Name, email address, phone number, and postal address
• Company name and job title
• Payment information (processed securely through third-party payment processors)
• Account credentials and profile information
• Communication preferences
• Any other information you voluntarily provide to us

2.2 Automatically Collected Information

When you access our Site or use our Apps, we automatically collect certain information, including:

• Device identifiers, device type, and operating system
• IP address and geolocation data
• Browser type and version
• Pages visited and time spent on our Site
• App usage data and feature engagement
• Referring/exit URLs
• Crash logs and performance data

3. How We Use Your Information

We use the information we collect for the following purposes:

• To provide, maintain, and improve our services
• To process transactions and send related information
• To send technical notices, updates, and support messages
• To respond to your comments, questions, and requests
• To communicate with you about products, services, and events
• To monitor and analyze usage patterns and trends
• To detect, prevent, and address technical issues
• To protect the rights, property, and safety of our users and the public
• To personalize your experience with our services
• To comply with legal obligations

4. Information Sharing and Disclosure

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

• Service Providers: We share information with trusted third-party service providers who assist us in operating our business, such as cloud hosting, analytics, payment processing, and customer support.
• Business Transfers: In the event of a merger, acquisition, or sale of assets, your information may be transferred as part of that transaction.
• Legal Requirements: We may disclose information if required by law, court order, or government request.
• Protection of Rights: We may disclose information to protect our legal rights, enforce our policies, or address fraud or security issues.

5. Data Security

We implement appropriate technical and organizational measures to protect your personal information, including:

• Encryption of data in transit and at rest
• Regular security assessments and audits
• Access controls and authentication measures
• Secure coding practices
• Employee training on data protection

However, no method of transmission over the Internet or electronic storage is 100% secure. While we strive to protect your information, we cannot guarantee absolute security.

6. International Data Transfers

Your information may be transferred to and processed in countries other than your country of residence. When we transfer personal data internationally, we ensure appropriate safeguards are in place, such as:

• Standard Contractual Clauses (SCCs) approved by relevant authorities
• Binding Corporate Rules for intra-group transfers
• Compliance with applicable data protection laws

7. Children's Privacy

Our services are not directed to children under the age of 13 (or 16 in certain jurisdictions such as the European Union). We do not knowingly collect personal information from children under these ages.

For apps that may be used by children, we comply with applicable child protection laws including:

• United States (COPPA): Children's Online Privacy Protection Act requirements
• European Union (GDPR-K): Special protections for children under 16
• California (CCPA/CPRA): Privacy rights for minors
• Other Jurisdictions: Compliance with local child privacy regulations

8. Advertising and Third-Party Services

Our Apps may include advertising from third-party ad networks and platforms. This section explains our advertising practices and your choices.

8.1 Advertising Partners

We work with the following advertising platforms and networks to display ads in our Apps:

• Google AdMob: Google's mobile advertising platform
• Facebook Audience Network: Facebook's mobile ad network
• Unity Ads: Game and app advertising platform
• AppLovin: Mobile advertising and monetization platform
• IronSource: App monetization and distribution platform
• Mintegral: Global mobile advertising platform
• AdColony: Mobile video advertising platform
• Chartboost: Mobile game advertising network
• Vungle (by Liftoff): In-app video advertising
• Pangle: TikTok's advertising platform
• ByteDance/Pangle: Global mobile ad platform
• Meta Ads: Facebook and Instagram advertising
• Twitter/X Ads: Twitter advertising platform
• Amazon Ads: Amazon advertising services
• Microsoft Advertising: Bing and Microsoft ad network
• Smaato: Global mobile advertising exchange
• OpenX: Programmatic advertising platform
• Mopub (by AppLovin): Mobile ad serving platform
• Other Verified Partners: Additional carefully selected ad networks

8.2 Types of Ads We Display

Our Apps may display the following types of advertisements:

• Splash Ads: Full-screen advertisements displayed when the App launches or transitions between screens. These ads typically appear for a few seconds before the user can dismiss them.
• Rewarded Video Ads: Video advertisements that users can choose to watch in exchange for in-app rewards such as virtual currency, premium features, or additional content.
• Interstitial Ads: Full-screen advertisements that appear at natural transition points in the App, such as between levels or after completing a task.
• Banner Ads: Rectangular advertisements displayed at the top or bottom of the screen. These remain visible while the user interacts with the App.
• Native Ads: Advertisements designed to match the visual style and format of the App's content.
• Carousel Ads: Multi-image advertisements that users can swipe through.
• Playable Ads: Interactive advertisements that allow users to try a mini-version of an app before downloading.

8.3 How Advertising Works

Our advertising partners collect and use information about your device and App usage to display relevant advertisements. This includes:

• Device identifiers (GAID, IDFA)
• Device type and operating system
• App usage patterns and preferences
• Location data (if permitted)
• Age and gender (if provided)
• Ad interaction history

8.4 Advertising Compliance

We ensure our advertising practices comply with all applicable regulations:

• GDPR (EU): We obtain appropriate consent for advertising tracking in European countries
• CCPA/CPRA (California): We honor "Do Not Sell My Personal Information" requests
• PECR (UK): Compliance with UK privacy and electronic communications regulations
• LGPD (Brazil): Compliance with Brazilian data protection laws
• PIPEDA (Canada): Compliance with Canadian privacy legislation
• APP (Australia): Compliance with Australian Privacy Principles
• POPIA (South Africa): Compliance with South African data protection laws
• PDPA (Thailand): Compliance with Thai personal data protection
• APPI (Japan): Compliance with Japanese data protection laws
• PIPL (China): Compliance with Chinese personal information protection laws

8.5 Ad Personalization

You may be able to control ad personalization through your device settings:

• Android: Settings > Google > Ads > Opt out of ads personalization
• iOS: Settings > Privacy > Apple Advertising > Personalized Ads
• Device Opt-Out: Many ad networks allow you to opt out of personalized advertising through the Digital Advertising Alliance (DAA) or network-specific settings

9. Regional Privacy Rights

9.1 European Union (GDPR)

If you are located in the European Economic Area (EEA), you have additional 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 lodge a complaint with a supervisory authority

9.2 California (CCPA/CPRA)

California residents have specific rights including:

• Right to know what personal information is collected
• Right to delete personal information
• Right to opt out of sale of personal information
• Right to non-discrimination for exercising rights

9.3 Other Regions

We comply with privacy laws in all jurisdictions where we operate, including but not limited to:

• Brazil (LGPD)
• Canada (PIPEDA)
• Australia (Privacy Act 1988)
• Japan (APPI)
• South Korea (PIPA)
• United Kingdom (UK GDPR)
• India (PDP Bill)
• Thailand (PDPA)
• China (PIPL)

10. Your Choices

You have several choices regarding your information:

• Account Information: You may update or delete your account information by contacting us
• Marketing Communications: You can opt out of promotional emails by clicking the unsubscribe link
• Push Notifications: You can manage push notification preferences in your device settings
• Location Data: You can disable location services in your device settings
• Cookies: You can manage cookie preferences through our cookie consent tool

11. 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. We will delete or anonymize your data when it is no longer needed.

12. 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 new Privacy Policy on this page and updating the "Last updated" date. We encourage you to review this Privacy Policy periodically.

13. Contact Us

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