Your feedback is submitted successfully,thank you!
If you have any questions about the service performance of Beidou satellite navigation system, please contact us in time. It is the unremitting pursuit of China's Beidou satellite navigation system to provide first-class service for global users. Contact us: 010-88105942 or 010-88105943 ,
* is required
01 Users
* Full Name

* Email

* Tel
02 Faults
Select timezone
Interrupt start time

Interrupt end time
Interrupt continuity

Fault Location

Installation type
Receiver frequency

User equipment
Antenna elevation
03 Details
* Service performance

* Problem Description

Image preview...
* Enter the check code