SVG ( Scalable Vector Graphics ) s? 1 chiong XML piau-ki gi-gian ( markup language ), ?ng lai piau-s? 2D e hiong-li?ng-to? ( vector graphic ), ? tin-t?ng b? tin-t?ng--e long ?-tang. SVG s? h?-chek HTML , XHTML teng-teng piau-chun e W3C che-t?ng e 1 e khai-hong piau-chun ( open standard ).