SHANGHAI, Jun. 10 (SMM) -- According to the preliminary data from the General Administration of Customs, China's imports of unwrought copper and copper semis were 380,000 mt during May, with YTD imports from January to May at 2170,000 mt up 33.6 % YoY.

China's exports of unwrought aluminum and aluminum semis were340,000 mt in May, with YTD exports from February to May at 1520,000 mt, up 6.3 % YoY.