 require(['echarts'], function (echarts) {

                var option = {
                    tooltip: {
                        trigger: 'axis',
                        axisPointer: {
                            type: 'cross',
                            label: {
                                show: false
                            }
                        }
                    },
                    xAxis: {type: 'category'},
                    yAxis: {},
                    series: {
               