option = { tooltip: { trigger: 'item', formatter: '{b}' }, series: [ { name: '中国', type: 'map', mapType: 'china', label: { normal: { show: true }, emphasis: { show: true } }, center: [116.46, 39.92], zoom: 2.5, left: '-10%', top: '25%', itemStyle: { normal: { areaColor: '#323c48', borderColor: '#111' }, emphasis: { areaColor: '#fff' } }, data:[ {name:'北京', selected:true} ] } ] };