In 2004, China’s copper and aluminum output reached 4.16 million tons and 4.39 million tons respectively.

In 2004, China's copper and aluminum output reached 4.16 million tons and 4.39 million tons, respectively, an increase of 15.67% and 20.99% respectively. Last year, the output of deep-processed products such as copper and aluminum products in China had reached or approached the output of the United States, the world’s largest producer, but there was a large gap between the quality and variety of products in the United States and the United States.

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