1. Click "Register" to register an account (you can login directly if you have an account). After registration and login, click "Personal data" to fill in personal details and extended data. You can refer to "Registering members and improving Personal data" in the rules of the platform to check the specific operation process.

Method A:
1. Feedback about the website service, please click the website home page "Feedback And Suggestions".

2. Fill in the "Feedback" form as required.

3. After filling in, click “Submit”, we will contact you within 24 hours!

4. You can check the progress of the form in "PROGRESS FEEDBACK" on the personal data page.

Method B:
1. Feedback on products and services, please click "SERVICE FEEDBACK " on the home page.

2. Fill in the "Product/Project Service Satisfaction Feedback" form as required. After filling in, click “Submit”, we will contact you within 24 hours!

3、You can check the progress of the form in "PROGRESS FEEDBACK" on the personal data page.