东京商品交易所今年4月7日达成了一宗铝期货合同，这也是日本的第一单贱金属洲货交易。铝的期货交易在日本已酝酿十年之久，尽管遇到国内铝用户的反对，但东京商品交易所仍排出了这一交易方式。交易所称，他们将为日本消耗者提供一种风险抵押手段。过去25年间日本国内铝冶炼的 Tokyo Commodity Exchange reached an aluminum futures contract on April 7 this year, which is also Japan’s first single-base metal shipment. Aluminum futures have been brewing in Japan for a decade, and despite the opposition from domestic aluminum users, the Tokyo Commodity Exchange still excludes this transaction. Exchange said they will provide Japanese consumers a risk mortgage. Japan’s domestic aluminum smelting over the past 25 years