Procurement policy for Tin containing raw materials

In order to meet the requests from our customers, stakeholders and international community, we, Mitsui Mining & Smelting, hereby establish the following policy with respect to a procurement of Tin containing raw materials, and keep informed about the policy all directors, officers and employees being responsible for and/or engaging in the transaction:

• Mitsui Mining & Smelting Co.,Ltd. PVD Materials Division does not use Tin containing raw materials involving any injustices, as described in clause 1 to 14 of Annex Ⅱ of “OECD Due Diligence Guidance for Responsible Supply Chains of Minerals from Conflict-Affected and High-Risk Areas”, including violations of laws and regulations such as fraudulent misrepresentation of the origin of minerals, bribery, unpaid tax, money laundering and direct/indirect contribution to conflict within CAHRAs(Conflict Affected and High-Risk Areas).
• -Mitsui Mining & Smelting Co., Ltd. PVD Materials division conducts supply chain due diligence in compliance to “OECD Due Diligence Guidance for Responsible Supply Chains of Minerals from Conflict Affected and High-Risk Areas” regarding procurement activity of Tin containing raw materials.

January 2024