OpenSpirit^® Names Beijing Co-Sail as Authorized Agent for China SUGAR LAND, TX - August 16, 2006 - As the world's second largest consumer of petroleum products, China's focus on meeting domestic oil demand requires efficient E&P workflows and streamlined integration of geoscience applications and data stores. OpenSpirit, provider of the market's only true platform-independent, vendor-neutral integration solution for upstream data, has named Beijing Co-Sail Software Limited (Co-Sail) as its regional OpenSpirit representative. "During the past few years, China has seen significant foreign investment and many of the super majors are showing an increased interest in developing partnerships with the national oil companies," says Dan Piette, President and CEO of OpenSpirit. "This global interaction, coupled with China's own interest in acquiring foreign oil and gas properties, makes the need for integrated data management a priority. The Co-Sail team will be an excellent partner and we are delighted to have them represent OpenSpirit." "Co-Sail is dedicated to finding innovative new ways to exploit E&P technologies," says Co-Sail president, Leng Chuanbo. "OpenSpirit provides the level of seamless integration, support and customer support that our clients demand. We are pleased to represent OpenSpirit in China." About Beijing Co-Sail Software Established in August 1997 with the support of the Institute of Geology and Geophysics, Chinese Academy of Sciences, Beijing Co-Sail Software Limited is registered in the experimental area in Haidian District, Beijing, China. With a focus on sophisticated equipment and software for the global oil and gas exploration market, Co-Sail provides technological research and development of new theories, methods, and software, as well as exploration and data management technical and consulting services. About OpenSpirit The OpenSpirit Corporation, based in Sugar Land, Texas, began operations in July 2000 as an independent software company focused on providing integration solutions for upstream applications and data. The OpenSpirit application integration framework allows interoperability between multiple vendors' applications and data, enabling oil company end users to speed up critical work flows and enhance analysis in the geotechnical space. www.openspirit.com or info@openspirit.com. CONTACTS: Kathy Ashmore OpenSpirit Corporation kathy.ashmore@openspirit.com +1 281 295 1400 Fengying Zhang Co-Sail Technology Company, Limited                           zhangfy@co-sail-soft.com 86-10-58851571

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