Besides the free support and services,we also supply support and service even if your LED sign is not bought from us.In this case,we shall charge a certain fee.The support and service over the LED sign we can supply are as below,

* LED display (LED billboard,LED sign,LED screen) diagnosis.
* LED modules repair and replacement.
* LED lamps,IC drivers replacement.
* LED display (LED billboard,LED sign,LED screen)  wire rod replacement.
* LED display (LED billboard,LED sign,LED screen)  controlling system troubleshooting,repair,replacement, and upgrades.
* LED cabinet replacement.
* Replacement of whole LED display (LED billboard,LED sign,LED screen) 
* Budget of whole project of LED display (LED billboard,LED sign,LED screen) 
* LED display (LED billboard,LED sign,LED screen)  project proposal.

If you have any other items about LED sign need our support,just feel free to contact us and we will response in a short time.