Taipei, Taiwan, R.O.C. – November 5, 2021 –ADATA today announced its consolidated sales of October for 2021 was NT$ 3.32 billion, an increase of 3.71% month-over-month and an increase of 14.94% for the same period of NT$2.89 billion in 2020. Accumulated net sales for January to October of the year was NT$32.73 billion, an increase of 25.12% year-over-year, and has exceeded the net sales of NT$32.08 billion for whole 2020. ADATA October Sales Report (Consolidated) (Unit: NT$ million) Period October-21 M-O-M Y-O-Y January to October Y-O-Y Net sales 3,322 3.71% 14.94% 32,729 25.12% Sales by Product for October 2021: DRAM 46.53% SSD 34.50% Others 18.97% *Year 2021 figures have not be audited.