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Privacy Policy

Last updated: March 2026

Daonio, Inc. (“Daonio”, “we”, “our”, or “us”) operates the HangXom mobile application and related services (the “Service”). This Privacy Policy explains how we collect, use, and protect your information when you use HangXom.

By using the Service, you agree to the collection and use of information in accordance with this policy.

1. Information We Collect

We may collect the following types of information when you use HangXom:

1.1 Account Information
When you register for an account, we may collect:

  • Phone number
  • Username or display name
  • Profile information
Your phone number may be used to verify your identity through SMS verification codes (OTP).

1.2 Usage Information
We may collect information about how you use the Service, including:
  • Login activity
  • Device information
  • Interaction with listings or messages

1.3 Location Information
HangXom may use approximate location information to help users interact with nearby community members and local listings.

2. How We Use Your Information

We use the collected information to:

  • Create and manage user accounts
  • Verify phone numbers using SMS authentication
  • Provide messaging and marketplace features
  • Improve service performance and security
  • Prevent fraud and unauthorized activity
  • Provide customer support

3. SMS Verification

HangXom may send SMS messages containing one-time verification codes (OTP) to confirm user phone numbers.

These messages are used solely for:

  • Account verification
  • Login authentication
  • Security purposes
HangXom will never send marketing messages through OTP verification messages.

4. Information Sharing

We do not sell or rent personal information to third parties.

We may share information with:

Service Providers
We may use trusted third-party providers to help operate the Service, including:

  • SMS delivery providers
  • cloud infrastructure services
  • analytics providers
These providers are required to protect your information and use it only for providing services to HangXom.

Legal Requirements
We may disclose information if required to do so by law or in response to valid legal requests.

5. Data Security

We take reasonable technical and organizational measures to protect user information from unauthorized access, disclosure, alteration, or destruction.

However, no method of internet transmission or electronic storage is completely secure.

6. Data Retention

We retain personal information only as long as necessary to provide the Service and comply with legal obligations.

Users may request deletion of their account and associated data by contacting us.

7. Children's Privacy

HangXom is not intended for users under the age of 13.
We do not knowingly collect personal information from children.

If we become aware that a child has provided personal information, we will delete such information.

8. Changes to This Policy

We may update this Privacy Policy from time to time.
Updates will be posted on this page with the revised date.

Continued use of the Service after updates indicates acceptance of the updated policy.

9. Contact Us

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

Daonio, Inc.
California, United States

Email:
support@daonio.com