1. Who We Are
Mandarinput is operated by Shanghai ChenXingrong Network Technology Co., Ltd. (doing business as “Mandarinput”) (“we,” “us,” or “our”). This Privacy Policy applies to Mandarinput.com and related services (the “Service”).
2. Information We Collect
We may collect the following categories of information:
- Account information: such as email address, display name, and profile image (if you provide one).
- Usage data: such as pages viewed, features used, practice progress, and interactions with lessons.
- Device and log data: such as IP address, browser type, approximate location (city/region), and timestamps.
- Support and feedback: messages you send to us, including bug reports and suggestions.
3. Audio / Text-to-Speech (If Enabled)
If the Service offers text-to-speech (TTS) or audio playback, we may send the text you request to be spoken to a TTS provider to generate audio. We do not intend to send passwords or payment details to TTS providers.
4. Cookies and Similar Technologies
We use cookies/local storage and similar technologies to keep you signed in, remember preferences (such as theme), and help the Service function properly. You can control cookies through your browser settings, but some features may not work.
5. How We Use Information
- To provide, maintain, and improve the Service
- To personalize your learning experience and save progress/settings
- To process payments and manage subscriptions (if applicable)
- To prevent abuse, fraud, and security incidents
- To communicate with you about updates, support, and important notices
6. How We Share Information
We may share information in the following situations:
- Service providers: vendors that help us run the Service (hosting, database, authentication, payments, TTS).
- Legal and safety: if required by law, or to protect the rights and safety of users and the Service.
- Business transfers: if we are involved in a merger, acquisition, or asset sale.
7. Data Retention
We retain information for as long as necessary to provide the Service and for legitimate business purposes (such as maintaining records, resolving disputes, and enforcing agreements), unless a longer retention period is required by law.
8. Security
We use reasonable administrative, technical, and organizational measures to protect information. No method of transmission or storage is 100% secure, so we cannot guarantee absolute security.
9. Your Choices
- Access and update: You may update certain profile information in your account settings.
- Emails: You can opt out of non-essential emails (if we send them).
- Cookies: You can block or delete cookies in your browser settings.
10. International Transfers
Your information may be processed in countries other than where you live. We take steps to protect information consistent with applicable laws.
11. Children’s Privacy
The Service is not directed to children under the age required by applicable law without parental consent. If you believe a child has provided personal information, contact us so we can take appropriate action.
12. Changes to This Policy
We may update this Privacy Policy from time to time. If changes are material, we will provide reasonable notice. The “Last updated” date reflects the latest revision.
13. Contact
Questions about privacy? Contact us at info@Mandarinput.com.