PJSC Chelyabinsk Zinc Plant - Further re Statement re CZP's GDR Programme Termination

London, June 1

For Immediate Release – June 1, 2018

THIS NOTICE IS IMPORTANT AND REQUIRES YOUR IMMEDIATE ATTENTION. If any GDR Holder (as defined below) is in any doubt as to the contents of this notice or the action it should take or is unsure of the impact of the matters described herein, such GDR Holder is advised to seek its own financial and legal advice, including in respect of any tax consequences, immediately from its stockbroker, bank manager, legal adviser, accountant or other independent financial or legal adviser. None of the Company, UMMC or the Depositary is providing GDR Holders with any legal, business, tax or other advice in this notice.

Public Joint-Stock Company Chelyabinsk Zinc Plant

(the “Company”)

Purchase of the Company’s Shares (the “Shares”) Represented by the Global Depositary Receipts Outstanding Under the Company’s Global Depositary Receipts Programme (the “GDR Programme”)

Notice is hereby given to holders (“GDR Holders”) of the global depositary receipts issued pursuant to the Deposit Agreement (the “GDRs”), that further to the Company’s announcement on 25 May 2018 (the “25 May Announcement”), a purchase and sale agreement has been entered into between Open Joint Stock Company “Ural Mining and Metallurgical Company” (“UMMC”) (being the shareholder of the Company which, together with its affiliates, holds a controlling stake in the Company) and the Depositary with respect to the procedures described in paragraph (iii) of the section entitled “Options available to GDR Holders” of the 25 May Announcement.