According to the news of the National Bureau of Grain and Material Reserves on August 27: Announcement No. 2 of 2021, it is decided to start the third batch of 2021 of the third batch of 30,000 tons of national reserve copper, 70,000 tons of national reserve aluminum, and 50,000 tons of national reserve zinc.
Link to this article：Announcement of the National Material Reserve Regulation Center on the release of the third batch of national reserves of copper, aluminum and zinc in 2021
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