Hsinchu Science Park, Taiwan, R.O.C. September 7th, 2005 - Sunplus Technology Co., Ltd. ("Sunplus" or "the company") (TAIEX: 2401, LSE: SUPD) today announced that monthly sales for August 2005 were NT$1,614 million. The revenue from January 1st to August 31st in 2005 were NT$11,643 million and grew -3.39% comparing with the same period last year.

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

Item 2005* 2004 Growth rate (%) August 2005 revenue 1,614,460 1,854,262 -12.93% January to August 2005 Revenue 11,642,672 12,050,668 -3.39%

* figures have not been audited

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

Product categories Net sales LCD ICs 267,539 Micro Controllers 303,111 Multi Media ICs 891,048 Others 152,762 Total 1,614,460