Koç Holding Investor Presentation

2018 Refinery Maintenance Schedule & Capacity Utilization Even after the 2018 maintenance schedule, we aim to exceed our full total capacity utilization target and reach 104.6%. Unit Plt 7000 Crude Oil Unit Quarter Q4'17-Q1' 18 Duration (weeks) Reason 11-13 in 2018 Revamp İzmir Hydrocracker, DHP & Platformer Q1 5-6 Periodic Maintenance Plt 4000 FCC Q2 5-6 Plt 2 Crude Oil & Vacuum Unit Q4 5-6 Plt 5 Crude Oil & Vacuum Unit Q2 5-6 İzmit Plt 25 Crude Oil & Vacuum Unit Q4 5-6 Periodic Maintenance Plt 47 Hydrocracker Complex Plt 63 CCR & DHP Q2 4-5 Q4 5-6 Kırıkkale All Units Q1 6-7 Battery Shutdown Batman Plt. 100/Crude Oil & Vacuum Q1 4-5 Periodic Maintenance 2018 Crude Capacity Utilization 26.8 mn tons (95.4%) 2018 Total Capacity Utilization 29.4 mn tons (104.6%) Investor Presentation www.tupras.com.tr OUTLOOK FOR 2018 42

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