dongtrien 13 Newbie Poster

I have show example merge cell the datagridView but actually deleting the duplicate line (demo: https://stackoverflow.com/questions/16774966/how-to-merge-datagridview-cell-in-winforms), I want after merge cell the text in the middle of the cell as the image file attached to the code write how ? http://www.mediafire.com/view/h005tuc3aawaray/1.PNG/file