中国4月氧化铝未锻轧铝及铝材进口量，铜矿砂，精矿，未锻轧铜，铜材，精炼铜进口量数据
据中国海关总署公布的数据显示：
中国4月氧化铝进口量为6万吨，1-4月累计进口22万吨，同比分别下降42.6%和23.9%。
数据显示，中国4月未锻轧铝及铝材进口量为42，098吨，同比增加1.9%，1-4月累计进口162，161吨，同比减少5.3%。
中国4月铜矿砂及其精矿进口量为166万吨，较去年同期增加6.8%；1-4月累计进口7，243，261吨，同比增加16.7%。
中国4月未锻轧铜及铜材进口量为41万吨，较去年同期减少8.3%；1-4月累计进口159万吨，同比减少5.3%。
4月精炼铜进口量为294，705吨，同比减少7.4%，1-4月累计进口1，134，046吨，同比下降3.2%。
（文章来源：海关总署）
Alumina,unwrought aluminum,aluminum products, copper ore and concentrate, unwrought copper and copper products import data released by Chinese Custom
According to data released by the General Administration of Customs of China:
China imported 60,000 tons of alumina in April and 220,000 tons in the first four months of this year, down 42.6% and 23.9% from year-on-year, respectively.
China imported 42,098 tons of unwrought aluminum and aluminum products in April, 1.9% more from a year earlier, and 162,161 tons from January to April, down 5.3% from a year earlier, the data showed.
China imported 1.66 million tons of copper ore and concentrate in April, up 6.8% from a year earlier.imports from January to April totaled 7,243,261 tons, up 16.7% year-on-year.
China imported 410,000 tons of unwrought copper and copper products in April, down 8.3% from a year earlier.From January to April, China imported 1.59 million tons, down 5.3% year-on-year.
imports of refined copper were 294,705 tons in April, down 7.4% year-on-year, and 1,134,046 tons were imported from January to April, down 3.2% year-on-year.
(source: General Administration of Customs of China)
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