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Charging explosive work - Ha Lam Shaft Sinking Project (Part 2/2)

Launched 19 May 2009; Owner: Ha Lam Coal J.S.C, Ha Long, Quang Ninh, Vietnam; Designer: Nanjing of Design and Researching Institute, Nanjing, Jiangsu, China; Contractor: China Coal - No. 5 Construction Company, Xuzhou, Jiangsu, China; Supvervision and Consultancy Organization: Vinacomin - Institute of Mining Science and Technology

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