US copper prices tumbled after President Donald Trump surprised markets by exempting refined material from steep new tariffs on the metal.
美國銅價暴跌,此前唐納德?特朗普總統對精煉銅免征新的高額關稅,令市場感到意外。
? The Financial Times Ltd 2025 FT and 'Financial Times' are trademarks of The Financial Times Ltd.