Hsinchu Science Park, Taiwan, R.O.C. January 06, 2006 - Sunplus Technology Co., Ltd. ("Sunplus" or "the company") (TAIEX: 2401, LSE: SUPD) today announced that monthly sales for December 2005 were NT$1,765 million which grew +13.36% comparing with December 2004. The revenue from January 1st to December 31st in 2005 was NT$18,781 million.

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

Item 2005* 2004 Growth rate (%) December 2005 revenue 1,764,517 1,556,603 +13.36% January to December 2005 Revenue 18,781,122 18,940,056 -0.84%

* figures have not been audited

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

Product categories Net sales LCD ICs 286,887 Micro Controllers 122,948 Multi Media ICs 1,243,945 Others 110,737 Total 1,764,517