PRIVACY POLICY

Last updated: March 30, 2026 

This privacy notice for Dnsys Innovation CO., LTD (doing business as Dnsys, "we," "us," or "our") describes how and why we may collect, store, use, and protect your information when you use our services (the "Services"), including when you:

  • Download and use our mobile application (Dnsys BoostSuit)
  • Connect and control an external exoskeleton device via Bluetooth
  • Record and review movement or training data
  • Register or log in using email or Single Sign-On (SSO)
  • Contact us for support 

If you do not agree with this privacy policy, please do not use our Services.

For questions, contact us at: support@dnsys.ai

SUMMARY OF KEY POINTS

  • We only collect data necessary to operate the exoskeleton device and provide core app functionality.
  • We do not sell personal data.
  • We do not use personal data for advertising.
  • We do not collect sensitive personal information.
  • We do not collect precise location data unless you explicitly enable future features requiring it.
  • You may request access, correction, or deletion of your data at any time.

1. WHAT INFORMATION DO WE COLLECT?

We collect only the minimum information necessary to provide the Services.

1.1 Information you provide to us

When creating or using an account:

  • Email address
  • Username or account identifier
  • Authentication information (including SSO login information from providers such as Apple, Google, or Microsoft)

This information is used solely for:

  • Account creation and login
  • User authentication
  • Account management
  • Customer support

We do not collect payment information.

1.2 Device and technical information

When using the application with an exoskeleton device:

  • Bluetooth connection status
  • Device identifier
  • Device model
  • Firmware version
  • Connection logs
  • Diagnostic information

This information is necessary to:

  • Connect and control the exoskeleton
  • Ensure safe and reliable device operation
  • Troubleshoot technical issues
  • Improve device performance

Bluetooth permission is used only to communicate with the exoskeleton device and is not used to identify or track other nearby devices.

1.3 Movement and usage data

When using the exoskeleton:

  • Training duration
  • Movement counts
  • Activity timestamps
  • Device usage logs

This information is used to:

  • Display activity history
  • Provide usage insights
  • Improve device functionality
  • Support troubleshooting and maintenance

Movement data is not used for advertising purposes.

1.4 Optional future features

Future versions of the app may allow users to enable movement route recording.

If enabled by the user, the app may collect limited location data only during active training sessions.

Location tracking will always be:

  • optional
  • disabled by default
  • limited to the specific feature requiring it

Users may disable location access at any time in device settings.

1.5 Sensitive personal information

We do not collect sensitive personal information such as:

  • health diagnoses
  • biometric identifiers
  • race or ethnicity
  • religious beliefs
  • sexual orientation
  • precise medical records

2. HOW DO WE PROCESS YOUR INFORMATION?

We process personal information only when necessary to provide the Services.

Purposes include:

  • creating and managing user accounts
  • enabling secure login authentication
  • connecting to and controlling the exoskeleton device
  • recording and displaying movement activity
  • maintaining system security
  • diagnosing technical issues
  • improving product performance
  • complying with legal obligations

We do not use personal data for advertising or marketing profiling.

We do not sell personal data.

3. LEGAL BASIS FOR PROCESSING (GDPR)

If you are located in the European Economic Area (EEA), United Kingdom, or similar jurisdictions, we rely on the following legal bases:

  • Contractual necessity – to provide the Services requested by the user
  • Legitimate interests – to ensure service reliability and security
  • Consent – when users choose to enable optional features
  • Legal obligations – when required by applicable law

You may withdraw consent at any time.

4. WHEN DO WE SHARE YOUR INFORMATION?

We do not sell personal data.

We may share limited information only in the following situations:

Service providers

We may share data with trusted service providers who assist in:

  • cloud hosting
  • technical support
  • system maintenance

These providers are contractually obligated to protect your information.

Business transfers

If our company is involved in a merger, acquisition, or sale of assets, user information may be transferred as part of that transaction. Any successor entity will remain bound by this privacy policy.

5. DO WE USE COOKIES OR TRACKING TECHNOLOGIES?

Our mobile application does not use advertising tracking technologies.

We may use limited technical tools necessary for:

  • maintaining secure login sessions
  • ensuring application functionality
  • improving system performance

We do not use tracking technologies for cross-app advertising.

6. SOCIAL LOGIN

You may choose to log in using a third-party Single Sign-On provider such as:

  • Apple
  • Google
  • Microsoft

If you use SSO login, we may receive basic profile information such as:

  • email address
  • user identifier

We do not access your contacts, messages, or unrelated account information.

Use of your data by the SSO provider is governed by their respective privacy policies.

7. HOW LONG DO WE KEEP YOUR INFORMATION?

We retain personal data only as long as necessary to provide the Services.

General retention periods:

  • account information: retained while account is active
  • usage logs: retained only as needed for diagnostics and service improvement
  • deleted accounts: removed or anonymized within 1 month unless legal obligations require longer retention

Backup copies may persist temporarily but are securely protected and deleted as part of routine processes.

8. HOW DO WE KEEP YOUR INFORMATION SAFE?

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

  • encrypted data transmission
  • access control restrictions
  • secure cloud infrastructure
  • monitoring for unauthorized access

No electronic system can guarantee absolute security. Users should access the Services in a secure environment.

9. YOUR PRIVACY RIGHTS

Depending on your location, you may have the right to:

  • access your personal data
  • correct inaccurate data
  • request deletion of your data
  • restrict processing of your data
  • receive a copy of your data
  • withdraw consent for optional features

Requests may be submitted via:

https://dnsys.ai/pages/account-and-data-deletion-request
or by email:
supprt@dnsys.ai

We will respond in accordance with applicable data protection laws.

10. DO NOT TRACK SIGNALS

Our Services do not respond to browser Do Not Track signals due to lack of consistent industry standards.

11. UNITED STATES PRIVACY RIGHTS (INCLUDING CALIFORNIA)

Residents of certain U.S. states may have rights under applicable privacy laws, including the right to:

  • request access to collected personal information
  • request deletion of personal information
  • request correction of inaccurate information

We do not sell personal information.

We do not use sensitive personal information for profiling.

Requests can be submitted at:

https://dnsys.ai/pages/account-and-data-deletion-request

12. POLICY UPDATES

We may update this privacy policy from time to time.

Updated versions will be indicated by a revised date.

We encourage users to review this policy periodically.

13. CONTACT INFORMATION

Dnsys Innovation Limited
Hong Kong

Email:
support@dnsys.ai

14. DATA ACCESS, UPDATE, OR DELETION REQUESTS

You may request to:

  • access your data
  • correct your data
  • delete your data

by visiting:

https://dnsys.ai/pages/account-and-data-deletion-request

We will respond within the timeframe required by applicable law.