Dumas and JCHX form strategic alliance

TORONTO/BEIJING, 20 June 2011 – Dumas Contracting Ltd. (“Dumas”) and JCHX Mining Management Co., Ltd (“JCHX”), a leading Chinese mining contractor, have entered into a strategic alliance. The scope of the strategic alliance covers supporting Chinese clients with projects in Dumas’ core markets of Canada and Latin America. In addition, Dumas will provide its technical expertise in supporting JCHX on shaft-sinking projects in China. This provides Dumas with the opportunity to service new clients both in its core markets and internationally, and enables JCHX to meet the needs of its Chinese client base internationally and in China.

“We are very pleased at the prospect of working with JCHX, an award-winning organization with a shared commitment to excellence in service and safety, and confident that our combined strengths will benefit our clients significantly,” said Mr. Daniel Dumas, Chief Executive Officer of Dumas.

“JCHX is honoured to be partnering with Dumas, an organization with an outstanding track record of achievement in all facets of underground hard-rock mining contracting. In particular, we were attracted to Dumas because of its industry-leading technical capabilities and safety record,” added Mr. Wang Xiancheng, Chairman of the Board of JCHX.

Dumas and JCHX look forward to a mutually beneficial working relationship and will continue to explore opportunities to work together, such as pursuing new project opportunities in Canada as well as Dumas’ other core markets, including Latin America and West Africa.

About Dumas

Dumas is a leading full-service underground mining contractor providing services for clients throughout Canada, Latin America and West Africa. We specialize in mine construction, mine development, production mining, mine services and engineering. For more information visit www.dumasmining.com

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About JCHX

JCHX is a leading underground mine contracting and engineering company based in Beijing, China, with operations in China, Zambia, Laos and Tajikistan. JCHX has developed numerous excellent talents and is well-equipped; we have the advantage of using trackless equipment to provide high quality services, especially in constructing large section declines and drifts for mine development. For more information visit www.jchxmc.com.