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 we take into account the LCD screen and theparticularity of the touch screen， so the LCD screen， touch screen， canprovide customers with bare metal test， in the protection of membrane without exposing， fragile label complete warranty. Screen without thephysical and human injury. Can be exchanged back， so please test isinstalled， if the display problem of freight AA (because small please understand)， refund please show proof screen whether there is fault，otherwise the buyer should bear the freight (we don't receive payment)