UnionPay Members and Partners: 

There will be a system maintenance for CDRS on April 16, 2025. 

During this period, CDRS and CDRI will be suspended and all users may not submit disputed transactions. 

Please be notified of the followings: 

1. Please find the schedule for the upgrading as below: 
- From 18:00 to 21:00 April 16, 2025 (GMT +8). 

2. Please kindly complete all urgent disputed cases in time to avoid any breach of dispute resolution time frame.  

For more information, please contact us at: 
Tel:  8621-20265600 
Email:  cdrs@unionpayintl.com