Support Center
Get help with our website, digital services, and mobile applications published by YICHAIN INTERNATIONAL CO., LIMITED.
How to contact support
Business Email: wang@yichaininternationalco.site
Business Phone: +1 304 881 8352
We aim to respond within 2 to 5 business days. Please include your app name (if applicable), device model, OS version, and a clear description of the issue.
Common topics
- Account or profile assistance for supported apps
- App functionality and troubleshooting
- Privacy questions and data requests
- Data deletion and account removal requests
Before you write
- Confirm you are contacting us about a product published by YICHAIN INTERNATIONAL CO., LIMITED
- Do not send passwords or full payment card numbers
- For legal notices, use wang@yichaininternationalco.site