The invention relates to a touch screen comprising a first electrode board which comprises a substrate and a second conductive layer arranged on the lower surface of the first substrate; a second electrode board which is arranged at interval with the first electrode board and comprises a second substrate and a second conductive layer arranged on the upper surface of the second substrate; two first electrodes and two second electrodes; wherein, the two firsts and the two second electrodes are arranged at interval and are electrically connected with the second conductive layer wherein, at leastone conductive layer of the first conductive layer and the second conductive layer comprises a carbon nano tube layer. Moreover, the invention also relates to a display apparatus using the touch screen, the display apparatus comprises a touch screen and a display device.