Privacy Policy

Effective Date: February 2, 2026

1. Introduction

Welcome to China EV ("we," "our," or "us"). This Privacy Policy explains how we collect, use, and protect your information when you use our mobile application ("App"). The App is developed and maintained by JimmyStudio.

2. Information We Collect

We collect the following types of information:

• Voice Data: The App uses your device's microphone to process voice commands for controlling electric vehicle features. Voice recordings are processed in real-time and are not stored on our servers.
• Usage Information: We may collect anonymous usage statistics to improve the App's functionality.
• Device Information: We may collect basic device information such as device type, operating system version, and app version for troubleshooting purposes.

3. How We Use Your Information

We use the collected information for the following purposes:

• Voice Recognition: Audio recordings are processed through Baidu Speech Recognition API to convert your voice commands into text for vehicle control features.
• App Functionality: To provide and maintain the core features of the App, including voice-controlled electric vehicle commands.
• Improvement: To analyze usage patterns and improve the App's performance and user experience.

4. Third-Party Services

The App uses the following third-party services:

• Baidu Speech Recognition API: Voice data is temporarily transmitted to Baidu's servers for speech-to-text conversion. Please refer to Baidu's Privacy Policy for more information.
• Umeng Analytics: We use Umeng SDK for anonymous usage analytics. Please refer to Umeng's Privacy Policy for more information.

5. Data Storage and Security

We take reasonable measures to protect your information:

• Voice recordings are processed in real-time and are not permanently stored on our servers.
• User preferences and settings are stored locally on your device.
• We implement industry-standard security measures to protect data transmission.

6. Data Retention

Voice data is processed in real-time and is not retained. Local settings and preferences are stored on your device until you uninstall the App or clear app data.

7. Your Rights

You have the right to:

• Revoke microphone permissions at any time through your device settings
• Request deletion of your local data by uninstalling the App or clearing app data
• Contact us with any privacy concerns or questions

8. Children's Privacy

The App is not intended for use by children under the age of 13. We do not knowingly collect personal information from children under 13. If you believe we have collected information from a child under 13, please contact us immediately.

9. Changes to This Privacy Policy

We may update this Privacy Policy from time to time. We will notify you of any changes by posting the new Privacy Policy on this page and updating the "Effective Date" at the top.

10. Contact Us