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(The units are tons, the concentrate production is based on metal content):
The following are metal production data (tons): 
Bureau of Statistics: China's production of basic metals such as copper and aluminum
Abstract The following is a summary of the production of basic metals such as copper and aluminum released by the National Bureau of Statistics of China in December and January-December (units are tons, concentrate production is based on metal content): The following are metal production data (tons):
The following is a list of basic metals such as copper and aluminum released by the National Bureau of Statistics of China in December 2013 and January-December 2013.