Once you purchase from SINGSUN, we back you with strong after-sales 

support.All products are covered by a one-year warranty 

and a number of popular items are covered by a "No Hassle" 

over-the-counter exchange policy. SINGSUN hold a complete system of 

recall. By complaining to our technician staff, we will investigate the 

compliant and track the system of export items. 

We will inform customers explanation and solution within one day 

and recall system will be in operation accordingly.

· Return Material Paperwork

· To request the Return Authorization Form, please send an email to: gaochang1217@hotmail