option = { title: { text: 'Awesome Chart' }, xAxis: [ { splitLine:{ show:true }, type: 'category', axisLabel:{ rotate:-15, interval: 0, textStyle:{color: 'red',fontSize:15} }, data: ['aaaa','bbbbb','ccccc','ddddddd'] } ], yAxis: {}, series: [{ type: 'bar', data:[220, 182, 191, 234, 290, 330, 310] }] };