Issued by: ADATA Issued on: 2022/06/09 Taipei, Taiwan, R.O.C. – June 9th, 2022 –ADATA today announced its consolidated net sales for May 2022 were NT$2.8 billion, a decrease of 3.47% month-over-month. Accumulated consolidated net sales for January to May in 2022 were NT$15.47 billion. ADATA May Sales Report (Consolidated) (Unit: NT$ million) Period May-22 M-O-M Y-O-Y Net sales 2,806 -3.47 -22.79% Sales by Product for May 2022: DRAM 41.39% SSD 35.48% Others 23.13% *Year 2022 figures have not been audited.