This Policy explains:
· Scope of application
· Methods of collection
· Storage and retention
· Cookies and similar technologies
· Usage purposes
· Data sharing and disclosure
· Security measures
· User rights and controls
· SDK list
· Minor protection
· Policy updates
· Dispute resolution
· Contact information
· Miscellaneous provisions

1. Applies to:
· NusaLinkX client apps
· Website (www.china-m2m.com)
· Mini-programs
· Offline stores
· Future legally operated service formats

2. Does not apply to:
· Third-party services integrated via our products
· Advertisers or external links in our services

1. Information You Provide
· Registration requires nickname, avatar, phone number.
· Without this, services may be limited.

2. Service Optimization Data
· Logs: device model, OS version, network status, error reports.
· Device info: device name, model, MAC, identifiers, installed apps, OS version, language, resolution, network provider.
· Location: with consent, we may use IP, GPS, nearby devices, Wi-Fi, base stations.
· Contacts: encrypted data for friend recommendations (revocable).
· Permissions: precise location, camera, microphone, gallery (with consent).
· Camera: QR code scanning only.
· Clipboard: accessed only for sharing/jump/linkage functions (not stored).

3. Promotions
· May require name, address, bank details for rewards.
· Without this, rewards cannot be provided.

· Storage location: within China
· Retention: transaction records (long-term), logs (analysis/security)

· Cookies support login and services.
· May be disabled, but some features may not work properly.

· Service delivery
· Personalized ads (with consent)
· Security monitoring
· Data analytics/optimization
· Aggregated or anonymized data for commercial/statistical use
· Diagnostics: crash reports, performance data
· Retention: until account deletion or anonymization, unless required by law

· Shared only with consent, by law, or with affiliates/partners
· Partners: telecom operators, device makers, advertisers (with consent)
· Confidentiality agreements required
· Mergers/acquisitions handled securely

· Encryption, access control
· Security monitoring team
· Breach notifications via app/email/SMS
· Users must protect credentials

· Access: view profile and records
· Correction: modify inaccurate data
· Deletion: request removal of certain data
· Copy/Portability: request a copy
· Withdraw Consent: disable permissions or delete account
· Account Deletion: within 3 days, irreversible
· Termination Notice: 15-day advance notice if services end
· Response Timeline: within 15 days (reasonable requests)
· Complaint Channels: in-app support, postal mail
· Deletion Path: My Account > Settings > Account Security > Delete

· Under 18 must obtain parental consent
· Data from minors without consent will be deleted

· Updates may occur, notified via app/website
· Major changes: service model, corporate structure, user rights, security risks
· Continued use = acceptance

· Governed by laws of PRC
· Jurisdiction: Nanshan District People’s Court, Shenzhen

· Data Protection Officer: xinxuntechnologyindonesia@gmail.com
· Hotline: +62 89602629517
· In-app customer service
· Address: 6/F, Senhainuo Technology Building, Shiyan Street, Bao’an District, Shenzhen
· Users may also complain to regulators

· Section headings are for convenience only
· Feedback welcome via in-app channels
· Company reserves final interpretation rights