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CINF-edited Design Standard of Heavy Metal-containing Sewage Treatment released
Indonesia J.R. delegation visits CINF
EPC project basic design for Guineng Manganese reviewed and approved
Lead bullion continuous refining furnace and refining process as CINF's proprietary technology popularized and applied
Iran Zinc Industry Development Group delegation visits CINF
Iran Zarrin delegation visits CINF
Mongolia Ocean delegation visits CINF
Au-Ag electrowinning and processing project completed for Yongxing Guiyan Resource
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