Acquisition

Compagnie de Saint-Gobain 04 May 2005 Press release Official signature of the acquisition of Chinese-based Danfeng silicon carbide producer On the occasion of the visit of Mr. Bo Xilai, Trade Minister of the People's Republic of China to France from May 2 to 5, 2005, the acquisition of Danfeng, based in the Heilongjiang Province of northern China, by Saint-Gobain was officially signed today in Paris. Danfeng is the country's leading producer of fine silicon carbide powders, a high-performance ceramic which is used in the form of a grain or grit in a wide range of products, such as semiconductor parts, abrasives and refractory products Every year, Danfeng produces 15,000 metric tons of silicon carbide with sales close to $20 millions. Thanks to this operation, Saint-Gobain High-Performance Materials has become the leading producer of silicon carbide technical powders in Asia, boosting the Group's global leadership in this specialty. May 3, 2005 Investor Relations Department Florence Triou-Teixeira Tel.: +33 1 47 62 45 19 Alexandre Etuy Tel.: +33 1 47 62 37 15 Fax: +33 1 47 62 50 62 This information is provided by RNS The company news service from the London Stock Exchange
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