label: {
    normal: {
      formatter(v) {
        let text = v.name;
        let value_format = v.value;
        let percent_format = Math.round(v.percent) + '%';
        if (text.length <= 6) {
          return `${text}\n${value_format}\n${percent_format}`;
        } else if (text.length > 6 && text.length <= 12) {
          return text = `${text.slice(0, 6)}\n${text.slice(6)}\n${value_format}\n${percent_format}`
        } else if (text.length > 12 && text.length <= 18) {
          return text = `${text.slice(0, 6)}\n${text.slice(6, 12)}\n${text.slice(12)}\n${value_format}\n${percent_format}`
        } else if (text.length > 18 && text.length <= 24) {
          return text = `${text.slice(0, 6)}\n${text.slice(6, 12)}\n${text.slice(12, 18)}\n${text.slice(18)}\n${value_format}\n${percent_format}`
        } else if (text.length > 24 && text.length <= 30) {
          return text = `${text.slice(0, 6)}\n${text.slice(6, 12)}\n${text.slice(12, 18)}\n${text.slice(18, 24)}\n${text.slice(24)}\n${value_format}\n${percent_format}`
        } else if (text.length > 30) {
          return text = `${text.slice(0, 6)}\n${text.slice(6, 12)}\n${text.slice(12, 18)}\n${text.slice(18, 24)}\n${text.slice(24, 30)}\n${text.slice(30)}\n${value_format}\n${percent_format}`
        }
      },
      textStyle: {
        fontSize: 14
      }
    }
  },