private void Databind() { DataTable dt = ShipmentManage.QueryData(ddlWorkshop.SelectedValue, txtShipmentID.Text, txtBegintime.Text, txtEndtime.Text, txtLotid.Text, txtPinmin.Text, txtType.Text ); grd.DataSource = dt; grd.DataBind(); //Nmtree.MergeGridViewCell.MergeRow(grd,0,7); }