option = { title: { text: 'Awesome Chart', subtext:'xxx', left:'center', textAlign:'left', textStyle:{ fontSize:30 } }, grid:[{ bottom:'50%', containLabel:true },{ top:'50%', containLabel:true }], xAxis: { data: ['Sun', 'Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat'] }, yAxis: [{}], series: [{ type: 'line', data:[220, 182, 191, 234, 290, 330, 310] },{ type: 'pie', data:[200, 182, 100, 222, 290, 355, 111], center:['50%','80%'], radius:'30%', }] };