HINDUSTAN ZINC eee

HZL/2020-SECY/ October 04, 2021

Bombay Stock Exchange Ltd. National Stock Exchange of (India) Ltd.

P. J. Tower, Dalal Street, “Exchange Plaza”

Mumbai 400001 Bandra — Kurla Complex

Mumbai 400051

Kind attn: - General Manager, Kind attn: - Head- Listing & Corporate

Dept. of Corporate Services Communications

Scrip Code:500188 Trading Symbol: “HINDZINC”

Sub: - Production release for the Second Quarter and half year ended September 30, 2021.

Dear All,

We are enclosing herewith Production release for the Second Quarter and half year ended

September 30, 2021.

This is for your information and needful.

Thanking you,

Yours Faithfully,

—_—

Rajendra Pandwal

Company Secretary

Encl:- As above

Hindustan Zinc Limited Registered Office: Yashad Bhawan, Udaipur (Rajasthan) - 313 004 Tel.: (91-294)6604000-02, Fax: (91-294) 2427739 CIN: L27204RJ1966PLC001208, www.hzlindia.com

Sensitivity: Internal {C3}

Hindustan Zinc Limited Production release for the Second Quarter and half year ended September 30, 2021

Udaipur, October 4, 2021: Hindustan Zinc Limited today announced its production numbers for

the second quarter and half year ended September 30, 2021.

Q2 Ql H1 Particulars

(In “000 tonnes, or as % O%) %

stated) FY 22| FY21) Change FY 22 | Change | FY 22 | FY 21 | Change

Mined Metal Content 248 238 4% Bet 12% 470 440) 7%

Integrated Metal 209 237 (12%) 236 (12%) 445 439 2%

Refined Zinc Integrated 162 180 (10%) 188 (14%) 350 338 4%

Refined Lead Integrated! 47 57 (18%) 48 (4%) 95 101 (6%)

Silver Integrated 4.9 6.5] (25%) 5.2 (5%)} 101] 103 (2%) (in mn ounces)?

HZL Wind power sales 155 113 37% 134 16% 289 | 225 28% (MU)

(1) Excluding captive consuimption of 1,977 lonnes in Q2 FY22 vs. 1,786 tonnes in Q2 FY21. and 1,611 tonnes in Q1 FY22.

(2) Exehudling silver captive consumption of 362,000 ounces in Q2 FY22 vs. 327,000 ounces in Q2 FY21 and 287,000 ounces in QI FY22.

©2 FY 2022 vs. Previous Quarters

Mined metal production for Q2 FY22 was 248,000 tonnes, up 4% as compared to Q2 FY21 on account of

higher ore production at Rampura Agucha, Sindesar Khurd & Zawar mines supported by improvement

in recovery, which has been partly offset by Lower Mining Grades.

In comparison to Q1 FY22, itis up by 12%, mainly due to Higher ore production at Sindesar Khurd and

improvement in Mining Grade & recovery.

Integrated metal production was 209,000 tonnes for Q2 FY22, down 12% as compared to both Q2 FY21

& Ql FY22 on account of extended shutdown at one of the roasters at Chanderiya Smelter for Repairs

& overhaul of Structural components. Integrated zinc production was 162,000 tonnes, down 10% as

compared to Q2 FY21 and down by 14% as compared to Q1 FY22. Integrated lead production was 47,000

tonnes for Q2 FY22, down 18% as compared to Q2 FY21 on account of Annual Shutdown at Dariba Lead

Smelters and down 4% as compared to Q1 FY22.

Integrated saleable silver production was 4.9 moz (152 MT), down 25% as compared to Q2 FY21 in line

with lead production & depletion of WIP in Q2 FY’21 & down 5% as compared to Q1 FY22.

Hindustan Zinc Limited 1 Registered Office: Yashad Bhawan, Udaipur (Rajasthan) - 313 004

7491-294 660 4000 F491-294 242 7734 www.hilindia.com

CIN: L27204RJ1966PLCO01208

Sensitivity: Confidential (C2)

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H1 FY 2022 vs H] FY 2021

Overall H1 FY’22 MIC production was 470,000 tonnes up 7% YoY in line with higher ore production at

Rampura Agucha and Zawar mines and increased recovery, offset by a slight dip in overall mining

grades.

H1 FY’22 metal production was 445,000 up 2% as compared to H1 FY’21 in line with Roaster availability,

while silver production was 2% lower y-o-y at 10.1 moz (313 MT).

For further information, please contact:

Shweta Arora

Head of Investor Relations

Shweta .arora@vedanta.co.in

+91 9538453097

Dipti Agrawal Head - Corporate Communications

dipti.agrawal@vedanta.co.in

About Hindustan Zinc

Hindustan Zinc (NSE & BSE: HINDZINC), a Vedanta Group Company, is one of the world’s largest and India’s only

integrated producer of Zinc-Lead and Silver. The Company is headquartered in Udaipur, Rajasthan in India where it also has its mines and smelting complexes. It is self-sufficient in power with installed captive thermal power plants and green energy

plants including wind and solar power.

Sustainability & innovation is at the core of Hindustan Zinc’s operations. The Company is ranked 1st in Asia-Pacific and 7th

globally in the Dow Jones Sustainability Index 2020 in the metal & mining sector, is a certified water positive company, is a

member of the FTSE4Good Index and also a part of the prestigious ‘A’ List by CDP for climate change.

As a socially responsible corporate, Hindustan Zinc is committed to enhancing the lives of local communities through its social programs. The company is amongst the Top 15 CSR Spenders in India and is currently reaching out to 500,000 people

across 189 core villages in Rajasthan and Uttarakhand.

Learn more about Hindustan Zinc on - hitps./Avww.hzlindia.com/iome/ and follow us on LinkedIn, Twitter, Facebook, ard Instagram for

more updates.

Disclaimer

This press release contains “forward-looking statements” - that is, statements related to future, not past, events. In this

context, forward-looking statements often address our expected future businesses and financial performance, and often

contain words such as “expects,” “anticipates,” “intends,” “plans,” “believes,” “seeks,” “should” or “will.” Forward-looking

statements by their nature address matters that are, to different degrees, uncertain. For us, uncertainties arise from the

behaviour of financial and metals markets including the London Metal Exchange, London Bullion Metal Association,

fluctuations in interest and/or exchange rates and metal prices; from future integration of acquired businesses; and from

numerous other matters of national, regional and global scale, including those of a political, economic, business, competitive

or regulatory nature. These uncertainties may cause our actual future results and/or business operations to be materially

different than those expressed in our forward-looking statements. We do not undertake to update our forward-looking

statements and investors should take their own decisions.

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Hindustan Zinc Limited 2 Registered Office: Yashad Bhawan, Udaipur (Rajasthan) - 313 004

7491-294 G60 4000 F4+91-294 242 7734 www.halindia.com

CIN: L27204R/1966PLC001208

Sensitivity: Confidential (C2)