Car Caluculation Conversion System 

1. Privacy Agreement

Dear user

Hello, our app does not collect any private data.

Please rest assured to use it. If you have any questions,

please contact us:

2. Technical Support

Dear user

Hello, thank you for choosing to use our app.

If you need any help or suggestions in the process of using it, please contact us:

Your opinion is very important to us, thank you!