Hsinchu Science Park, Taiwan, R.O.C. April 7th, 2004 - Sunplus Technology Co., Ltd. ("Sunplus" or "the company") (TAIEX: 2401, LSE: SUPD) today announced that monthly sales for March 2004 were NT$ 1,304 million as well as a new record high. The revenue of 1st Quarter in 2004 grew 99.25%, comparing with the same period last year. Going forward to 2nd quarter, the sales should grow continuously due to seasonality.

Sales Report of March 2004 (Unit: NT$ K)

Item 2004* 2003 Growth rate (%) March Revenue 1,304,382 651,505 100.21% Year to date Revenue 3,634,990 1,824,370 99.25%

* figures have not been audited

Sales Breakdown of March 2004 (Unit: NT$ K)

Product categories Net sales LCD Ics 227,605 Micro Controllers 216,940 Multi Media Ics 812,855 Others 46,982 Total 1,304,382