[Solved]-React / High chart / Stacked bar label for each block-Highcharts

You can use stacked bar chart with enabled data labels:

    plotOptions: {
        bar: {
            stacking: 'normal',
            dataLabels: {
                color: 'black',
                enabled: true,
                y: 80
            }
        }
    }

Live demo: http://jsfiddle.net/BlackLabel/wg46umjp/

API Reference: https://api.highcharts.com/highcharts/plotOptions.bar.dataLabels