The Taiwan company's branded business last year launched a 7-inch child-friendly Linux-based personal computer priced as low as $200, and
"About 60 percent of (the Eee PCs) will have Windows XP operating system," Asustek Chairman Jonney Shih said at a news conference.
The Eee PC has won Asustek much recognition worldwide and Shih said his company was keeping
Sales have been the strongest in Europe, followed by Asia Pacific and China, said Lillian Lin, Asustek's head of marketing.
"There is a huge untapped computer market out there, and we want to get into the next 10 billion consumer market (with these lower cost computers)," said Davis Tsai, President of Microsoft Taiwan.
Industry analysts said the move would be beneficial to the Taiwan company, and Windows' software prices on low-cost models should be cheaper than that of the operating systems used on mainstream notebooks.
"A Windows Eee PC is more attractive to buyers because people are just not used to using Linux-based computers," said Alvin Kwock, analyst at JP Morgan.
Worth around $8.5 billion, Asustek separated this year its branded business from its contract manufacturing operations, which make laptops for Apple, Dell, Hewlett-Packard, and Lenovo.
Separately, Shih said Asustek was considering moving some of the firm's contract manufacturing facilities to Vietnam, following other larger contract manufacturers like Compal Electronics and Hon Hai Precision Industry.
He did not give a specific time frame or investment figure.
Domestic telecommunications carrier Far Eastone also said on Thursday it was looking to invest in local telecommunications operators in Vietnam to support Taiwan businesses that were moving their facilities there.
Larger rival Chunghwa Telecom, the island's largest telecommunications carrier, said earlier this week that it plans to step up its investment into Southeast Asia as the telecommunications market in Taiwan becomes saturated.