The OLED revenue was increased as we started sales for new platforms. Compared to the previous quarter, Electronic Materials department’s profitability was improved due to the expansion of sales of high value products. Operating profit recorded 184.1 billion KRW, up 45.5% YoY and 17% QoQ. Electronic Materials department’s revenue recorded 669.2 billion KRW, up 7.5% YoY but down 8.4% QoQ. Pouch battery sales decreased due to the slowing demand in IT applications and to the growing number of awaiting customers for new smartphone release in 2nd Half. Cylindrical battery sales expanded centered on EV and power tool applications. Profitability also went up owing to higher ASP indexed with the increased materials costs. For small-sized battery department, both the revenue and profitability improved in QoQ and YoY.

ESS battery revenue went up due to the increased sales of utility in the US. In preparation for mid-to-long term growth, we signed the JV contract with Stellantis and initiated construction of pilot lines for solid-state batteries. Amid the solid growth of demand, EV battery revenue was increased around high-value products, such as Gen5 batteries. Compared to the previous quarter, large-sized battery department saw increased revenue and improved profitability. Operating profit recorded 244.9 billion KRW, 45.2% YoY and 48.4% QoQ with business profit rate of 6%. □ 2Q 2022 Business Performance by department Energy department’s revenue recorded 4 trillion 716 billion KRW, up 50.1% YoY and 22.7% QoQ. Also, revenue was increased by 691.4 billion KRW (17.1%) quarter-on-quarter and operating profit was increased by 106.7 billion KRW (33.1%) quarter-on-quarter. Samsung SDI's 2Q 2022 Business Performance (Unit: 100 million KRW) Revenue was increased by 1 trillion 406.5 billion KRW (42.2%) year-on-year and operating profit was increased by 133.8billion KRW (45.3%) year-on-year.

It is the first time to surpass 400 billion KRW in operating profit hit the highest semi-annual result. Samsung SDI, announces Business Performance of 2Q, 2022Recorded highest revenue and operating profit □ Recorded quarterly revenue of 7.408 trillion KRW, operating profit at 429 billion KRW- Recorded the highest quarterly and semi-annual business performance, surpassing 400 billion KRW of operating profit for the first time - Energy department recorded business profit rate of 6%□ All Business performance is expected to grow continuously □ 2Q Business Performance Overview Samsung SDI recorded 2nd quarter revenue of 4 trillion 740.8 billion KRW and operating profit of 429 billion KRW. SDI News Samsung SDI, announces Business Performance of 2Q, 2022

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