Praxair China has signed a new contract to expand supply with its existing customer, Jinlong Copper Co, Ltd., the largest copper smelting joint venture in China, located in Tongling, Anhui in Eastern China. Praxair China will invest to double the oxygen production capacity of its air separation unit in Tongling, to approximately 700 tons per day. Praxair will also acquire Jinlong’s existing, captive plants and integrate them with its plants that have been supplying industrial gas for Jinlong Copper’s flash furnace-smelting process. Jinlong has also been utilizing Praxair’s patented oxy-fuel burner applications technology, Dilute Oxygen Combustion, in its anode furnace for its high flame luminosity, wide flame coverage and highly effective heat transfer characteristics to further improve energy efficiency and reduce emissions. "Praxair has been supporting Jinlong’s business since 2006 and we are proud to continue to expand our relationship,” said Dr. Minda Ho, president of Praxair China. “Our extensive experience and knowledge in the supply of industrial gases to the non-ferrous metal industry enables us to play an important role supporting Jinlong’s ongoing growth.” About Jinlong Copper Jinlong Copper Co., Ltd is a Sino-Japanese joint venture located in the Chinese Ancient Famous Copper Capital -Tongling, in the Anhui province in Eastern China. It is a leading enterprise in the non-ferrous metal industry and advanced copper smelting technology. More information about Jinlong Copper is available at www.jinlongcopper.com About Praxair China Praxair (China) Investment Co., Ltd is a leading industrial gas provider in China headquartered in Shanghai. It has 22 wholly owned companies, 10 joint ventures and over 1,400 employees in the country. More information on Praxair China is available on the Internet at www.praxair.cn About Praxair Praxair, Inc., (NYSE: PX), is the largest industrial gases company in North and South America, and one of the largest worldwide, with 2011 sales of $11 billion. The company produces, sells and distributes atmospheric, process and specialty gases, and high-performance surface coatings. Praxair products, services and technologies are making our planet more productive by bringing efficiency and environmental benefits to a wide variety of industries, including aerospace, chemicals, food and beverage, electronics, energy, healthcare, manufacturing, metals and others. More information on Praxair, Inc., is available on the Internet at www.praxair.com.