Wal-Mart Stores Inc, the world's largest retailer, has revealed details of an aggressive expansion plan that will see it opening or expanding up to 295 stores in the US next year.

The Bentonville, Ark.-based company on Monday said it will open or expand 40 to 45 discount stores and 240 to 250 Supercenters which sell groceries as well as household items and clothing.

Internationally, Wal-Mart said it expects to open 155 to 165 new stores.

The expansion plan will result in an extra 8 per cent of new retail space and will start at the beginning of the company's next fiscal year on 1 February 2005.