MONTEREY, CA -- (MARKET WIRE) -- June 19, 2007 -- Century Aluminum Company (NASDAQ: CENX) announced today that it has signed a memorandum of understanding (MOU) with the Guangxi Investment Group Company (GIG) to explore the feasibility of developing a high purity aluminum reduction project and related bauxite and alumina supplies in China. The project is targeted for Laibin, in the Guangxi Zhuang Autonomous Region, one of China's largest bauxite reserve areas. The project would consist of a 500,000 tonne aluminum smelter that would be constructed in two phases, and which would supply an integrated aviation and alloy products facility that GIG is developing. "We are very pleased to be working with the Guangxi Group," said president and chief executive officer Logan W. Kruger. "We see great potential in this region of China and look forward to exploring the feasibility of a mutually beneficial project." Century Aluminum Company owns primary aluminum capacity in the United States and Iceland, as well as an interest in alumina and bauxite assets in the United States and Jamaica. Century's corporate offices are located in Monterey, California. Cautionary Statement This press release may contain "forward-looking statements" within the meaning of U.S. federal securities laws. The company has based its forward-looking statements on current expectations and projections about the future; however, these statements are subject to risks, uncertainties and assumptions, any of which could cause the company's actual results to differ materially from those expressed in its forward-looking statements. More information about these risks, uncertainties and assumptions can be found in the risk factors and forward-looking statements cautionary language contained in the company's Annual Report on Form 10-K and in other filings made with the Securities and Exchange Commission. The company does not undertake, and specifically disclaims, any obligation to revise any forward-looking statements to reflect the occurrence of anticipated or unanticipated events or circumstances after the date such forward-looking statements are made. Contacts: Mike Dildine (media) 831-642-9364 Shelly Lair (investors) 831-642-9357 SOURCE: Century Aluminum Company