private void gvMoldInfo_CellClick(object sender, DataGridViewCellEventArgs e)

        {

            if (e.RowIndex < )

                return;

            string colName = gvMoldInfo.Columns[e.ColumnIndex].Name;

            if (colName != colRemove.Name)

                return;

            clsBarcodeMold rec = gvMoldInfo.Rows[e.RowIndex].DataBoundItem as clsBarcodeMold;

            if (rec == null)

                return;

            list.Remove(rec);

            BindGridView();

        }