An in-cell touch panel, comprising an array substrate that includes gate lines and a common electrode layer, and an opposed substrate disposed oppositely to the array substrate, wherein: the common electrode layer of the array substrate is partitioned into a plurality of sub-electrodes (a, b) arranged in an array, wherein sub-electrodes (a, b) that are disposed alternately in a respective row of sub-electrodes serve as touch driving sub-electrodes (a) which form a touch driving electrode, and sub-electrodes other than the touch driving sub-electrodes serve as common sub-electrodes (b); characterized in that, upon a line-by-line scanning of gate lines covered by respective rows of sub-electrodes (a, b), sub-electrodes (a, b) in a currently-scanned row of sub-electrodes (a, b) are used to be applied with a common electrode signal, touch driving electrodes in rows of sub-electrodes other than the currently-scanned row of sub-electrodes are used to be applied with touch driving signals; the opposed substrate includes a plurality of touch sensing electrodes disposed across and over the touch driving electrodes, and an orthogonal projection of each of the touch sensing electrodes on the array substrate is located within an area where a corresponding common sub-electrode (b) is located; in a non-display area and/or a display area the array substrate is provided with: display control lines (S1, S2, S3) that have one-to-one correspondence with the touch driving electrodes, and a common electrode signal line; in each row of sub-electrodes (a, b), a corresponding touch driving electrode is connected with the common electrode signal line via a display switching device (N1a), and a control end of the display switching device (N1a) is connected with a corresponding display control line (S1, S2, S3); the display switching device (N1a) is configured to conduct between the common electrode signal line and the corresponding touch driving electrode when gate lines covered by the corresponding row of sub-electrodes (a, b) are being scanned line by line; and each of the display control lines (S1, S2, S3) corresponding to each touch driving electrode is connected with gate lines covered by the corresponding touch driving electrode via turning-on devices (O1a). the common electrode layer of the array substrate is partitioned into a plurality of sub-electrodes (a, b) arranged in an array, wherein sub-electrodes (a, b) that are disposed alternately in a respective row of sub-electrodes serve as touch driving sub-electrodes (a) which form a touch driving electrode, and sub-electrodes other than the touch driving sub-electrodes serve as common sub-electrodes (b); characterized in that, upon a line-by-line scanning of gate lines covered by respective rows of sub-electrodes (a, b), sub-electrodes (a, b) in a currently-scanned row of sub-electrodes (a, b) are used to be applied with a common electrode signal, touch driving electrodes in rows of sub-electrodes other than the currently-scanned row of sub-electrodes are used to be applied with touch driving signals; the opposed substrate includes a plurality of touch sensing electrodes disposed across and over the touch driving electrodes, and an orthogonal projection of each of the touch sensing electrodes on the array substrate is located within an area where a corresponding common sub-electrode (b) is located; in a non-display area and/or a display area the array substrate is provided with: display control lines (S1, S2, S3) that have one-to-one correspondence with the touch driving electrodes, and a common electrode signal line; in each row of sub-electrodes (a, b), a corresponding touch driving electrode is connected with the common electrode signal line via a display switching device (N1a), and a control end of the display switching device (N1a) is connected with a corresponding display control line (S1, S2, S3); the display switching device (N1a) is configured to conduct between the common electrode signal line and the corresponding touch driving electrode when gate lines covered by the corresponding row of sub-electrodes (a, b) are being scanned line by line; and each of the display control lines (S1, S2, S3) corresponding to each touch driving electrode is connected with gate lines covered by the corresponding touch driving electrode via turning-on devices (O1a).