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For Immediate Release Sumitomo Chemical Reports Consolidated Financial Results August 3 , 2021 For the Three Months Ended June 30 , 2021 For the first quarter ended on June 30 , 2021 , the Sumitomo Chemical Group reported consolidated sales revenue of ¥ 639.0 billion , an increase of ¥ 138.8 billion year on year , core operating income * of ¥ 61.7 billion , operating income of ¥ 58.3 billion , and net income attributable to owners of the parent of ¥ 35.7 billion ; all higher than the results from the same period of the previous year . * Core_operating income is a gain and loss concept , reflecting recurring earning capacity , and deducts gains and losses incurred by non - recurring factors from operating income . It includes the share of profit from investments accounted for using the equity method . The financial results by business segment for the first quarter are as follows : Petrochemicals & Plastics Shipments and market prices of petrochemical products , synthetic resins and synthetic fibers performed well . Thereby sales revenue increased by ¥ 91.3 billion to ¥ 199.5 billion and core operating income recovered by ¥ 43.7 billion , to ¥ 23.8 billion , compared with the same period of the previous year , when the shipment volumes decreased due to the periodic shutdown maintenance for Rabigh Refining and Petrochemical Company , our equity method investee , and due to the impact of the COVID - 19 pandemic , mainly on demand for automotive use . Energy & Functional Materials Shipments of separators for lithium - ion secondary batteries performed well . Market prices for aluminum and for the metal raw materials for cathode materials increased , resulting in higher selling prices . For the same period of previous year , shipments were lower , mainly for automotive use , due to the COVID - 19 pandemic . As a result , sales revenue increased by ¥ 26.0 billion from the same period of previous year , to ¥ 74.4 billion . Core operating income increased by ¥ 4.7 billion from the same period of previous year , to ¥ 6.7 billion .