Investor Presentaiton

Gas Business : Gas Separation Plant (GSP) QoQ : Outperformed GSP performance due to higher average selling prices and higher sales volume 2021 vs 2020 : Outperformed GSP performance due to higher selling prices & volume as well as lower feed cost GSP Sales Vol. & U-Rate GSP Feed Cost vs Petchem. Price ptt U-Rate 94.7% 87.8% 90.0% 85.0% 82.8% 1,641 Unit: $/Ton 1,592 ૨૦૦ 1,533 1,540 LDPE ▲ 3% 1,398 1,239 1,285 1,1461,191 1,185 1,346 1,330 LLDPE ▲ 5% 1,252 HDPE 6% Unit: kTon 4% 1,185 979 1,000 955 1,138 1,145 866 919 983 6,908 847 884 822 803 Propane* 2% 4% QoQ 6,639 37 853 43 839 760 Pentane (1%) 754 648 593 954 Propane (14%) 500 528 4% YoY 446 464 425 430 423 420 435 412 458 363 LPG** 4% 328 418 I Feed Cost*** ▲ 2% 331 307 318 281 281 297 295 300 306 1Q20 2Q20 3Q20 4Q20 1Q21 2Q21 3Q21 4Q21 1Q22 2,181 Ethane (31%) 1,780 2,199 1,703 11 1,637 13 271 11 202 262 617 NGL (9%) * LPG price selling to Petro customers close to propane **LPG Domestic ***feed cost calculation per GSP production volume Key Highlights 603 ૨૦૦ 582 513 487 + 168 144 133 + Higher average GSP's selling prices following referenced global petrochemical prices Increased sales volume due to higher demand from petrochemical customers 2,947 3,113 - LPG (45%) Feed cost slightly increased 748 767 808 2021 vs 2020 + + Increased GSP's selling prices following global petrochemical prices Higher sales volume according to higher petrochemical demand and lower plants' shutdown compared to 2020 1Q21 4Q21 1Q22 2020 2021 + Lower feed gas cost 40

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