        });
                baseTop += height + gap;
                makeCategoryGrid(option, {
                    grid: {
                        top: baseTop,
                        height: height
                    },
                    xAxis: {
                        position: 'top',
                        axisPointer: {
                            show: true,
                            label: {
                                show: true,
                                formatter: '类别 {value}