News

The planned production in the 2nd half of the fiscal year ending March 31, 2018 are as follows.

Period	October 2017 to March 2018
Refined Copper	30,305 metric ton per month
Refined Lead	2,230 metric ton per month
Refined Gold	4,958 kg per month
Refined Silver	33,500 kg per month

(Reference)

	April 2017 to September 2017 (previous 6 months plans)	October 2016 to March 2017 (year-on-year)
Refined Copper	29,531 metric ton per month	26,597 metric ton per month
Refined Lead	2,288 metric ton per month	2,124 metric ton per month
Refined Gold	4,133 kg per month	3,570 kg per month
Refined Silver	31,833 kg per month	30,381 kg per month

Notes on year-on-year comparison

Copper

• Total refined copper production will increase approximately 14% year-on-year. Production will increase approximately 10% at Naoshima Smelter and Refinery, approximately 22% at Onahama Smelter and Refinery respectively.

Gold/Silver

• Refined gold production will increase due to the higher volume of Gresik slime.
• Refined silver production will increase due to the higher volume of metal scrap treatment.