var myChart = echarts.init(document.getElementById('main'));
let option = {
  backgroundColor: '#030c2b',
  color: ['#b039ff', '#39ff8d', '#39b3ff', '#fff439', '#ff7f39', '#ff3973'],
  polar: {},
  angleAxis: {},
  radiusAxis: {
    min: 40,
    max: 120,
    interval: 30,
    axisLine: {
      show: false,
    },
    axisLabel: {
      show: false,
    },
    splitLine: {
      lineStyle: {
        color: "#2666e7",
        width: 1,
        type: "dashed"
      }
    }
  },
  tooltip: {
    trigger: 'item',
  },
  series: [{
    name: '升学率',
    type: 'pie',
    center: ['50%', '50%'],
    avoidLabelOverlap: false,
    roseType: 'area',
    minAngle: 15,
    label: {
      lineHeight: 20,
      formatter: '{a|{b}}\n{b|{d}%}',
      rich: {
        a: {
          color: '#b8b8be',
          padding: [0, -55],
        },
        b: {
          padding: [0, -42]
        }
      },
    },
    labelLine: {
      normal: {
        length: 10,
        length2: 80,
      }
    },
    data: [{
      "name": "清华大学",
      "value": 12
    }, {
      "name": "北京大学",
      "value": 10
    }, {
      "name": "南京大学",
      "value": 23
    }, {
      "name": "浙江大学",
      "value": 18
    }, {
      "name": "哈工大",
      "value": 39
    }, {
      "name": "其他大学",
      "value": 120
    }]
  }, {
    name: '外边框',
    type: 'pie',
    clockWise: false,
    hoverAnimation: false,
    center: ['50%', '50%'],
    radius: ['80%', '80%'],
    label: {
      normal: {
        show: false
      }
    },
    data: [{
      value: 10,
      name: '',
      itemStyle: {
        normal: {
          borderWidth: 2,
          borderColor: '#1a47aa'
        }
      }
    }]
  }]
};

myChart.setOption(option);
window.addEventListener("resize", function() {
  myChart.resize();
})

点击运行 》