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Edwin Ruben Surichaqui Sapallanay has extensive experience in the field of chemical laboratory management and analysis. Currently serving as Jefe de Laboratorio Químico at Sierra Metals Inc. since February 2015, Edwin has held previous roles including Jefe de Laboratorio Químico at Compañía Minera Raura and assistant positions across various companies including Compañia Minera Milpo and Castrovirreyna Compania Minera. Edwin's early career involved key roles focused on sample preparation and chemical analysis using volumetric and atomic absorption methods. Edwin holds a degree in Chemical Engineering and a Master's in Integral Management, emphasizing quality, environmental management, and labor risk management from Universidad Nacional del Centro del Perú.