Investor Presentaiton

Sales and Revenue Analysis • successfully Bayan has continued the ramp up of the Tabang Concession, increasing production / sales volumes, and ultimately driving top line growth Revenue US$MM 1,750 1,676.6 Note (1) ASP based on coal only. 1,500 1,250 1,000 CAGR: 25.9% 1,067.4 Sales Volumes Mt 40 35 35 1,391.6 1,395.1 30 CAGR: 29.3% 25 25 20.1 20 20 28.3 29.2 36.3 Average Selling Price (1) US$/t 80 60 60 60 40 750 15 13.0 555.5 501.0 10.6 500 10 20 20 250 0 2016 2017 2018 2019 2020 1021 32 5 O 2018 2017 2018 2019 2020 1021 0 40.9 58.5 52.1 47.2 47.3 38.4 2016 2017 2018 2019 2020 1021 PT BAYAN RESOURCES Tbk.

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