Liberty House is the industrial arm of British steel tycoon Sanjeev Gupta's GFG Alliance and Rio's aluminium smelter in Dunkirk, France, is the largest in Europe.
Base metals were hot this year with zinc, copper and aluminum among leaders, climbing between 15% and 23%. What about 2018? Analysts say China will know.
Collective agreement for 1,030 unionized workers expires 11:59 EST Wednesday, after workers can legally strike and Alcoa will have right to lock them out.