I ka makahiki 2021, ua ʻoi aku ka loaʻa kālā o nā ʻoihana metala nonferrous ma mua o 7 trillion yuan, ʻo ka nui o ka lawe ʻana mai a me ke kālepa kūʻai aku i hōʻea i 261.62 biliona US kālā, ua hōʻea ka hana hana i kahi kiʻekiʻe kiʻekiʻe, a ua loaʻa ka hoʻolālā 14th ʻelima makahiki i kahi hoʻomaka maikaʻi.