News

Our production plan for the 1st half of the fiscal year ending March 31, 2022 is as follows.

Period	April 2021 to September 2021
Refined Copper	27,591 metric ton per month
Refined Lead	2,225 metric ton per month
Refined Gold	3,333 kg per month
Refined Silver	29,333 kg per month

(Reference)

	October 2020 to March 2021 (previous 6 months plans)	April 2020 to September 2020 (year-on-year)
Refined Copper	26,681 metric ton per month	29,886 metric ton per month
Refined Lead	2,005 metric ton per month	2,166 metric ton per month
Refined Gold	3,200 kg per month	3,119 kg per month
Refined Silver	27,333 kg per month	28,987 kg per month

Note on year-on-year comparison

• Total refined copper production will decrease approximately 8% year-on-year. Production will decrease approximately 6% at Naoshima Smelter and Refinery, approximately 11% at Onahama Smelter and Refinery respectively.
• Refined gold production will increase mainly due to the higher volume of Gresik slime.
• Refined silver production will increase mainly due to the higher silver grade of metal scrap.

<Contact details for inquiries>
Mitsubishi Materials Corporation
Public Relations Dept., Corporate Communications Dept.:+81-3-5252-5206