The most-traded March copper contract on the Shanghai Futures Exchange dropped as much as 2% to 57,620 yuan ($8,895.82) a tonne, a level unseen since Dec. 23, 2020.
Three-month copper on the London Metal Exchange edged 0.1% lower to $7,818 a tonne, and nickel fell 1.4% to $17,660 a tonne and tin shed 1% to $22,575 a tonne.
