Heilongjiang Zijin Copper is a smelter project that processes the products of the Duobaoshan copper mine. It mainly produces copper cathode, gold, silver, sulfuric acid, and other non-ferrous metals (excluding rare and precious metals) and nonmetals. Heilongjiang Zijin Copper has obtained ISO QMS, EnMS, OHSMS, and EMS certifications, and China National Accreditation Service for Conformity Assessment (CNAS) certification. It also passed the third-party RMI audit and has submitted a report to LME.