Investor Presentaiton

Attractive Portfolio of Premium OCTG Projects Arcticgas ⚫ 2018-2022 • OCTG with premium connections Yamal LNG • 2014-2023 ⚫ OCTG, including pipes with premium connections and line pipes Messoyakhskoye field • 2016-2020 ⚫ OCTG, including pipes with premium connections, line pipes and LDP • Vankorskoye cluster fields 2008-2023 OCTG, including pipes with premium connections, GreenWell technology, line pipes and LDP TMK Prirazlomnoye field • 2013-2023 • OCTG with premium connections and GreenWell technology Caspian offshore projects • 2010-2020 OCTG with premium connections and LDP LUK LUKOIL Note: Offshore projects Onshore projects Source: TMK data TMK GAZPROM NEFT NOVATEK TOTAL SilkRoadFund 路基金 GAZPROM NEFT ROSNEFT CNPC NOVATEK ROSNEFT GGAZPROM GGAZPROM SGAZPROM SAKHALIN САХАЛИН • Sakhalin-1 2017-2022 OCTG with premium connections • Sakhalin-2 2017-2022 •OCTG with premium connections Russkoe field • 2016-2020 • OCTG with premium connections including vacuum insulated tubing (VIT) Kovyktinskoye field • 2016-2025 ⚫ OCTG, including pipes with premium connections Chayandinskoye field • 2016-2025 ⚫ OCTG, including pipes with premium connections Yuzhno-Kirinskoye field ⚫ 2017-2023 • OCTG with premium connections 11

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