Sumitomo Metal Mining Co., Ltd. provided operating guidance for the first half, second half and fiscal year 2018. For the first half, the company plans to produce electrolytic copper of 227,700 tonnes, electrolytic nickel of 31,900 tonnes, ferronickel of 6,300 tonnes, gold of 9,800 kg and silver 107,900 kg. For the second half, the company plans to produce electrolytic copper of 224,300 tonnes, electrolytic nickel of 33,000 tonnes, ferronickel of 6,100 tonnes, gold of 9,800 kg and silver 107,900 kg. For the fiscal year, the company plans to produce electrolytic copper of 452,000 tonnes, electrolytic nickel of 64,900 tonnes, ferronickel of 12,400 tonnes, gold of 19,600 kg and silver 215,800 kg.