Hexinjiang icon Hexinjiang Tech

Privacy Agreement

Effective Date: 2026-05-18

Company: Nanjing Hexinjiang Technology Co., Ltd.

Address: Room 193, Building 1, No. 70 Laozhuangshan, Qiqiao Street, Gaochun District, Nanjing

Website: hexinjiangtech.com

Business Support: support@hexinjiangtech.com

Key Accounts: chenhuaigao@hexinjiangtech.com

1. Scope of this Privacy Agreement

This Privacy Agreement applies to personal data and device-related information processed through:

  • hexinjiangtech.com corporate website and related digital properties.
  • Mobile management applications provided by Nanjing Hexinjiang Technology Co., Ltd.
  • Apps distributed through Google Play, Apple App Store, and other compliant application marketplaces.
  • Business communication channels, technical consultation channels, and enterprise support workflows.

2. Data We Collect

2.1 Data You Provide

  • Contact details such as name, business email, company name, phone number, and role.
  • Project requirements, consultation details, technical documentation, and support content.
  • Account profile details when required for app features and enterprise support portals.

2.2 Data Collected Automatically

  • IP address, device model, operating system, browser type, app version, locale, and time zone.
  • Operational event logs, crash reports, diagnostics, performance metrics, and feature usage analytics.
  • Security events used for anti-fraud, anti-abuse, and infrastructure protection.

2.3 Advertising and Monetization Data in Mobile Apps

  • Advertising identifiers and consent states where permitted by law.
  • Ad impression, click, fill, and conversion-related telemetry.
  • Frequency capping and fraud prevention signals for ad quality control.

Ad formats may include App Open ads, Rewarded Video ads, Interstitial ads, and Banner ads.

3. Why We Process Data

  • Deliver environmental technology, water treatment, and energy-saving business services.
  • Provide technical consultation, technical promotion, and installation support.
  • Develop, publish, operate, and improve mobile management applications.
  • Support marketplace publishing and compliance requirements.
  • Operate customer service, key account management, billing, and service communication.
  • Comply with legal, regulatory, and contractual obligations.

4. Legal Bases

Depending on jurisdiction, we rely on consent, contract performance, legal obligations, legitimate interests, and fraud prevention necessities.

5. App Marketplace Policy Adaptation

5.1 Google Play

  • Compliance with Google Play User Data policy and Data Safety declaration requirements.
  • Permission minimization and purpose-limited data usage.
  • Families policy adaptation where child or mixed-audience treatment applies.

5.2 Apple App Store

  • Compliance with App Store Review Guidelines and App Privacy disclosures.
  • ATT consent workflows where tracking authorization is required.
  • Age rating, content suitability, and policy-specific disclosure controls.

5.3 Other App Marketplaces

  • Samsung Galaxy Store, Huawei AppGallery, Xiaomi GetApps, and additional compliant stores where applicable.
  • Marketplace-specific notice, data handling, age policy, and consent adaptation.

6. Advertising Platforms and Ad Monetization Compliance

Where advertising is enabled and legally permissible, our apps may integrate SDKs, exchanges, mediation layers, or measurement tools including but not limited to:

  • Google AdMob
  • Google Ad Manager
  • AppLovin MAX
  • AppLovin Exchange
  • Unity Ads
  • Meta Audience Network
  • ironSource
  • Pangle
  • Mintegral
  • Liftoff Monetize (Vungle)
  • Chartboost
  • InMobi
  • Smaato
  • PubMatic
  • Moloco
  • Yandex Ads
  • DT Exchange (Fyber)
  • Amazon Publisher Services
  • Start.io
  • Kidoz
  • BidMachine
  • Ogury
  • Verve Group and additional approved demand partners

We implement notice, consent, and opt-out mechanisms according to applicable law and platform requirements before processing ad-related identifiers where required.

7. Country and Region Policy Mapping

7.1 EEA and Switzerland (GDPR)

Rights include access, rectification, erasure, restriction, portability, objection, and consent withdrawal. Cross-border transfers are safeguarded through lawful mechanisms.

7.2 United Kingdom (UK GDPR and Data Protection Act 2018)

Comparable rights apply, including complaint routes to the Information Commissioner's Office.

7.3 United States (CCPA/CPRA and State Laws)

Depending on state law, users may request access, correction, deletion, and opt-out from targeted advertising or certain sharing activities where applicable.

7.4 Canada (PIPEDA and Provincial Frameworks)

Users may request access and correction and may withdraw consent subject to legal or contractual restrictions.

7.5 Brazil (LGPD)

Users may request confirmation of processing, access, correction, anonymization, portability, deletion, and legal basis information.

7.6 Australia, New Zealand, Japan, South Korea, Singapore, and Additional Markets

We align processing controls with applicable local frameworks including APPs, NZ Privacy Act, APPI, PIPA, PDPA, and corresponding national requirements where services are offered.

8. Age Policy and Child Protection

  • Our business services are primarily intended for enterprise and adult users.
  • If applications are available to minors in certain jurisdictions, we apply age-appropriate notices and controls.
  • Parental or guardian consent mechanisms are implemented where legally required.
  • Child-directed or mixed-audience use cases may apply restricted data processing and restricted ad treatment.

9. Cookies, SDKs, and Similar Technologies

We and service providers may use cookies, SDKs, local storage, server logs, and similar technologies for authentication, analytics, performance, reliability, security, and monetization controls.

10. Data Sharing

We may share information with:

  • Infrastructure and cloud service providers.
  • Analytics, monitoring, and anti-fraud vendors.
  • Advertising and monetization partners when legally permitted.
  • Professional advisors and regulators where legally required.

We do not sell personal data in ways prohibited by applicable law.

11. International Transfers

Data may be processed outside your country. We apply transfer safeguards such as contractual protections, security controls, and legal compliance assessments.

12. Retention and Security

  • Data is retained only as long as necessary for business, legal, and contractual needs.
  • Security controls include encryption in transit where applicable, access controls, monitoring, and incident response processes.

13. Your Rights and Requests

To submit privacy rights requests, contact support@hexinjiangtech.com. We may verify identity and request additional details to process requests lawfully.

14. Rights Request Handling Timeline

  • We acknowledge received requests and perform identity verification where needed.
  • We classify each request by jurisdiction and legal basis to ensure correct response obligations.
  • Where legally required, we provide an initial response or status update within statutory timelines.
  • Complex requests may require additional processing time as allowed by law, with notice to the requester.

15. Data Breach and Incident Notification

We maintain incident response procedures for detection, containment, assessment, and recovery. Where legally required, affected users and authorities are notified within applicable deadlines.

16. Data Processor and Vendor Governance

  • We evaluate vendors for security capability, legal commitments, and policy compatibility.
  • Data processing agreements define confidentiality, subprocessors, transfer controls, and audit support obligations.
  • Vendors are expected to implement technical and organizational safeguards appropriate to risk levels.

17. Deletion and Account Closure

Users may request deletion of personal data subject to legal retention requirements and legitimate business obligations. Residual records may be retained for compliance, dispute resolution, and fraud prevention where lawful.

18. Policy Updates

We may update this Privacy Agreement to reflect legal, operational, or technical changes. Material updates will be posted with a revised effective date.

19. Contact

Business Support: support@hexinjiangtech.com

Key Accounts: chenhuaigao@hexinjiangtech.com

Address: Room 193, Building 1, No. 70 Laozhuangshan, Qiqiao Street, Gaochun District, Nanjing