SHANGHAI, Dec 21, 2011 (Dow Jones) -- China's copper concentrate imports in November rose 22% from a year earlier to 672,644 metric tons, the General Administration of Customs said Wednesday.

The country's imports of copper concentrate increased by 30% from October, when 517,097 tons were imported.

During the January-November period, the world's largest copper consumer brought in 5.8 million tons of copper concentrate, down 2.8%.