Issued by: ADATA Issued on: 2022/03/15 Taipei, Taiwan, R.O.C. – March 15th, 2022 – ADATA today announced its consolidated financial results for fiscal year 2021. Net sales for the year was NT$39.59 billion, an increase of 22.86% year-over-year and gross margin was 14.58%. Operating profit grew to NT$2.32 billion, up 22.77% compared to last year. Net income of NT$2.36 billion reached record high and increased by 73.26% year-over-year. Net income attributable to shareholders of parent was NT$2.25 billion. Based on 246 million average outstanding shares, EPS was NT$9.14. For the fourth quarter of 2021, the company’s net sales was NT$10.18 billion, a growth of 5.14% quarter-over-quarter. Gross margin was 10.65%. Operating income was NT$191 million and net income was NT$102 million. Net income attributable to shareholders of parent was NT$53 million and EPS was NT$0.21. ADATA 2021/Q4 Consolidated Financial Summary Item (in millions of NT$) 2021/Q4 2021/Q3 QoQ% 2020/Q4 YoY% Revenue 10,182 9,684 5.14 8,864 14.87 Gross profit 1,084 1,017 6.66 1,103 -1.68 Operating income 191 373 -48.79 322 -40.66 Income before tax 307 79 288.64 522 -41.09 Net income 102 (4) - 317 -67.99 Net income attributable to shareholders of the parent 53 35 51.79 313 -82.94 EPS before tax (in dollars) 1.21 0.31 - 2.36 - EPS after tax (in dollars) 0.21* 0.14* - 1.41 - *Due to CB conversion, average outstanding shares for the fourth quarter was 254 million and average outstanding shares for 2021 was 246 million.