Hsinchu Science Park, Taiwan, R.O.C. April 8th, 2005 - Sunplus Technology Co., Ltd. ("Sunplus" or "the company") (TAIEX: 2401, LSE: SUPD) today announced that monthly sales for March 2005 were NT$1,333 million. The revenue of 1st Quarter in 2005 were NT$ 4,1641 million and grew 14.55% comparing with the same period last year.

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

Item 2005* 2004 Growth rate (%) March Revenue 1,332,510 1,304,382 +2.16% January to March 2005 Revenue 4,163,961 3,634,990 +14.55%

* figures have not been audited

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

Product categories Net sales LCD ICs 208,557 Micro Controllers 216,518 Multi Media ICs 796,620 Others 110,815 Total 1,332,510

About Sunplus

Sunplus Technology Co., Ltd. (TWSE: 2401, LSE: SUPD), established in 1990, is a leading chip provider for multimedia and automotive applications such as DVD player, portable DVD player, home entertainment audio products, car infotainment and advanced driving assistance system(ADAS). Meanwhile Sunplus is offering high-speed I/O IP, high performance data conversion IP, and analog IP for a broad range of applications on consumer, portable, and connected devices for Sunplus has been accumulating strong IP technologies on consumer and multimedia segments. Sunplus is headquartered in Taiwan and has service offices in Shanghai, Shenzhen and Chengdu. For more information, please visit Sunplus website at www.sunplus.com.

Sunplus Contact

Spokesperson

Wayne Shen
Vice President
+886-3-5786005#2350
wayne@sunplus.com

Deputy Spokesperson

Joseph Chuang
Administration Div. Director
+886-3-5786005#3120
pr@sunplus.com