C#

protected void btnSelect_Click(object sender, EventArgs e)
        {
            GridViewRow row = grdAll.Rows[SelectedProductIndex];

            name = row.Cells[2].Text.ToString();
            Industry = row.Cells[3].Text.ToString();
            SubInd = row.Cells[4].Text.ToString() ;
            geo = row.Cells[5].Text.ToString();
            location = row.Cells[6].Text.ToString();

            Page.Response.Redirect("frmMain.aspx?name=" + name + "&industry=" + Industry + "&subInd=" + SubInd + "&geo=" + geo + "&location=" + location);

        }

protected void Page_Load(object sender, EventArgs e)
        {
            if (!IsPostBack)
            {
                if (Page.Request.QueryString["name"] != null)
                {
                    txtMPSname.Text = Page.Request.QueryString["name"].ToString();
                    txtLoc.Text = Page.Request.QueryString["location"].ToString();
                    DlstGeo.Text = Page.Request.QueryString["geo"].ToString();
                    DlstInd.Text = Page.Request.QueryString["industry"].ToString();
                    DlstSubInd.Text = Page.Request.QueryString["subInd"].ToString();
                }
            }
        }