Investor Presentaiton

Operating Rates Operating rates driven by economics of prevailing price spreads Naphtha Cracker 96% 80% 2021 2022 Butadiene Plant Polyethylene Plant 94% Polypropylene Plant Barito Pacific Styrene Monomer Plant 92% 89% 90% 80% 2021 2022 MTBE Plant (1) 84% 62% 46% 24% 2021 2022 Chandra Asri 2021 2022 2021 2022 Butene-1 Plant 80% 60% 2021 2022 64% 2021 2022 All Plants 91% 77% 2021 2022 (1) Whilst B1-MTBE plants are already fully operational meeting full specifications, the operating rates are subject to fulfilling long-term raffinate off-take agreements that will run until mid 2023. This was considered as part of the Final Investment Decision approval process. 12

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