Shanxi Donghui Energy Group bought the mine from Ivanhoe Australia in 2013.

The board of directors has voted to elect Robert Harding, who has been a director of First Quantum since 2013, as the interim chairman.

After concluding its metal stocks inventory, Aurubis identified damage amounting to 185 million euros.

Buyers lack conviction and the view from the factory floor remains cautious as margins are suppressed and profits wither.

Talks were held amid tense diplomatic relations between the two countries.

Company is aiming to replace exclusively copper concentrate deals with others that include concentrate and value-added intermediate products such as blister and anode.

Trafigura Group is struggling with its metal business following a string of missteps.