Hsinchu Science Park, Taiwan, R.O.C. October 7th, 2005 - Sunplus Technology Co., Ltd. ("Sunplus" or "the company") (TAIEX: 2401, LSE: SUPD) today announced that monthly sales for September 2005 were NT$1,899 million as well as a new record high. The revenue from January 1st to September 30th in 2005 were NT$13,541 million and grew -2.76% comparing with the same period last year.

Sales Report of September 2005 (Unit: NT$ K)

Item 2005* 2004 Growth rate (%) September 2005 revenue 1,898,705 1,875,086 1.26% January to September 2005 Revenue 13,541,378 13,925,754 -2.76%

* figures have not been audited

Sales Breakdown of September 2005 (Unit: NT$ K)

Product categories Net sales LCD Ics 258,493 Micro Controllers 327,635 Multi Media Ics 1,071,256 Others 241,321 Total 1,898,705