TPS own test lab. Involved Tablet PC, Rugged Tablet PC and Windows intel Tablet PC Product are approvals with certifications including RoHS, CE, FCC, UL, FDA, BIS, CB, PCT etc. There be one stable after-sale Service. One year warranty for all products Windows Tablet PC, 2 in 1 Windows Tablet, Rugged Tablet PC and Windows intel Tablet PC (Exclude accessories), any terminals with quality issue(Exclude human factors) can get repaired or replacement from us; if clients handle the service locally, we will provide recommendations for clients to purchase some Spare parts(PCBA/LCD/Touch panel/Battery etc) ; for the product assemblement and repairment, we will provide video, if necessary, we will send technical staff to train; technial assistance for whole life. Any interests on Tablet PC, Rugged Tablet PC and Windows intel Tablet PC Product, would be welcome soon.