<PieChart
  {...props}
  series={[
    {
      data: [
        { id: 0, value: 10, label: (location) => `${location}+A` },
        { id: 1, value: 15, label: (location) => `${location}+B` },
        { id: 2, value: 20, label: (location) => `${location}+C` },
      ],
      type: 'pie',
      arcLabel: 'label',
    },
  ]}
/>