Investor Presentaiton

16 QAMCO JV revenue - product mix (%) Extrusion ingots along with foundry alloys remains key products for QAMCO's JV. Contribution of standard ingots to overall revenue mix increased in 2020, as the production moved from value added products (VAP) to standard ingots for a certain period during the year 2020, with lower demand for value added products amid challenging market conditions due to the outbreak COVID-19 pandemic disrupting overall industrial activity. 2020 QAMCO JV Sales Volumes - Product mix (%) 2019 QAMCO JV Sales Volumes - Product mix (%) 36% 16% 7% 48% 39% 54% ■Extrusion Ingots ■Foundry Alloys ■Standard Ingots QAMCO, IR Presentation, Q4-20

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