Big　Data　has　been　integrated　into　people＇s　life　in　the　past　few　years　and　providing　abundant　data　and　opportunities　to　improve　and/or　enable　research　and　decision-support　applications　with　unprecedented　value　for　digital　earth　applications　including　business,　sciences　and　engineering.　Data　is　not　just　an　asset.　Big　data　can　also　serve　as　foundation　for　decision　making.　Taking　Guizhou　as　an　example,　our　study　designs　a　spatio-temporal　big　data　management　system　based　on　GIS　bussing　technique,　and　visualized　the　results,　which　aims　to　provide　technical　support　for　the　transformation　of　Guizhou＇s　tourism　by　scientific　and　effective　measures.