Metso Corporation Company release on November 3, 2008 at 11.00 a.m. Metso will supply Stora Enso Poland S.A. with a multi-fuel fired power boiler to the company's new power plant at Ostroleka Mill in Ostroleka, 120 kilometers from Warsaw in Poland. Start-up of the boiler is scheduled for the second half of 2010. Stora Enso's Ostroleka Mill is a paper and paper packaging integrate which comprises a pulp and paper mill, a corrugated board and boxes mill and a sack mill. The value of the order is approximately EUR 50 million, and it will be included in Metso Paper's Q4 orders received. Metso Power will supply for the power plant a power boiler which will utilize circulating fluidized bed (CFB) technology and is capable of burning a wide range of different fuels including biomass, paper and fiber rejects, sludge and coal. The new power plant will produce process steam and electricity to the mill. The delivery will also include a flue gas cleaning system, which decreases environmental effects at Ostroleka area. Stora Enso is an integrated paper, packaging and forest products company producing newsprint, magazine paper, fine paper, consumer board, industrial packaging and wood products. Stora Enso's sales totaled EUR 11.8 billion in 2007 and it has some 36,000 employees in more than 40 countries on five continents. Metso is a global engineering and technology corporation with 2007 net sales of over EUR 6 billion. Its over 27,000 employees in approximately 50 countries serve customers in the pulp and paper industry, rock and minerals processing, the energy industry and selected other industries. www.metso.com Further information for the press, please contact: Kari Remes, General Manager, Sales, Metso Power, tel. +358 40 709 2015 Further information for investors, please contact: Johanna Sintonen, Vice President, Investor Relations, Metso Corporation, tel. +358 20 484 3253 Metso Corporation Olli Vaartimo Executive Vice President and CFO Kati Renvall Vice President, Corporate Communications Distribution: NASDAQ OMX Helsinki Ltd Media www.metso.com