<p>盧森堡，盧森堡 --（Newsfile Corp. -2026 年 5 月 13 日）- Nexa Resources S.A.（紐約證券交易所代碼：NEXA）（&#34;Nexa Resources&#34;、&#34;Nexa&#34;或&#34;公司&#34;）宣佈，由於今晨發生的一起火災事件，位於秘魯的 Cajamarquilla 冶煉廠的運營已暫時暫停，該火災已得到控制。</p>
<p>作為預防措施，受影響區域的人員已在公司的內部應急響應團隊的支持下撤離。</p>
<p>沒有人員死亡。四人受傷，其中一名 Nexa 員工和三名承包商，所有人均狀況穩定。</p>
<p>該事件對冶煉廠基礎設施的部分區域造成了損害。根據目前可獲得的信息，公司預計此事件不會產生重大影響。</p>
<p>公司正在與相關部門進行通知和協調，以評估恢復運營的時間表，同時事件原因仍在調查中。</p>
<p><strong>關於 Nexa</strong></p>
<p>Nexa 是一家大型、低成本的綜合多金屬生產商，鋅是我們的主要產品。我們在拉丁美洲擁有超過 65 年的礦業和冶煉資產開發與運營經驗。我們目前擁有並運營五座多金屬礦山——四座長期地下礦（兩座位於秘魯中央安第斯地區，兩座位於巴西的米納斯吉拉斯州和馬託格羅索州），以及一座位於秘魯中央安第斯地區的露天礦。我們還擁有並運營三座鋅冶煉廠——兩座位於巴西米納斯吉拉斯州（特雷斯瑪里亞斯和朱伊斯德福拉），一座位於秘魯利馬（Cajamarquilla），這是美洲最大的鋅冶煉廠。</p>
<p><strong>前瞻性聲明的警示説明</strong></p>
<p>本新聞稿包含某些前瞻性信息和前瞻性聲明，符合適用證券法的定義（統稱為本新聞稿中的&#34;前瞻性聲明&#34;）。本新聞稿中的前瞻性聲明可能包括但不限於鋅及其他金屬價格和匯率假設、預計的運營和資本成本、金屬或礦物回收率、礦石品位、礦山壽命、生產率和回報；公司的潛在計劃；對礦牀噸位、品位和含量的估計以及礦產資源和礦產儲量估計的範圍；生產開始的時間；勘探潛力和結果；未來運營所需許可證的時間和獲得情況；以及 COVID-19 對我們運營的影響。</p>
<p>這些聲明基於公司目前可獲得的信息，公司不保證實際結果和未來表現及成就將符合或不與管理層或合格人士的預期相差。所有非歷史事實的聲明均為前瞻性聲明。&#34;相信&#34;、&#34;將&#34;、&#34;可能&#34;、&#34;可能有&#34;、&#34;會&#34;、&#34;估計&#34;、&#34;持續&#34;、&#34;預期&#34;、&#34;打算&#34;、&#34;計劃&#34;、&#34;期望&#34;、&#34;預算&#34;、&#34;安排&#34;、&#34;預測&#34;及類似詞語旨在識別估計和前瞻性聲明。前瞻性聲明不是保證，涉及已知和未知的風險、不確定性及其他因素，這些因素可能導致公司的實際結果、表現或成就與前瞻性聲明所表達或暗示的任何未來結果、表現或成就存在重大差異。實際結果和發展可能因多種原因與前瞻性聲明中描述的預期大相徑庭，其中許多因素不在我們的控制之內，包括我們的競爭對手的活動、未來全球經濟形勢、天氣條件、市場價格和條件、匯率以及運營和財務風險。上述事件之一或多個的意外發生可能會顯著改變我們基於其進行估計和前瞻性聲明的運營結果。我們的估計和前瞻性聲明也可能受到法律、政治、環境或其他風險的影響，這些風險可能對項目的潛在開發產生重大影響，包括與傳染病爆發或健康危機相關的風險，這些風險影響區域或全球的整體經濟活動，以及與地方當局對我們業務和運營的持續或未來調查相關的風險，包括對我們財務報表的影響，涉及任何此類事項的解決。</p>
<p>這些前瞻性聲明與未來事件或未來表現相關，包括當前的估計、預測、預報、信念和關於管理層對公司業務和運營、礦業生產、我們的增長戰略、適用法律和法規的影響、未來鋅及其他金屬價格、冶煉銷售、資本支出、與勘探和項目評估相關的費用、礦產儲量和/或礦產資源的估計、礦山壽命及我們的財務流動性等方面的期望的聲明。</p>
<p>前瞻性聲明必然基於多個因素和假設，儘管管理層和合格人士認為這些假設是合理和適當的，但本質上仍然存在重大不確定性和偶然性，可能會被證明是錯誤的。關於未來生產成本或產量的聲明基於管理層對運營事項的眾多假設，以及對產品需求按預期發展的假設，客户和其他交易對手履行其合同義務的假設，礦業和冶煉操作的全面整合，運營和資本計劃不會因機械故障、零部件和供應短缺、勞工糾紛、運輸或公用事業中斷、不利天氣條件等問題而受到干擾，以及金屬價格、匯率或能源、供應或運輸成本等方面沒有重大意外變化的假設。</p>
<p>估計和前瞻性聲明僅指其作出時的日期，我們不承擔因新信息、未來事件或其他原因而更新或修訂任何估計或前瞻性聲明的義務，除非法律要求。估計和前瞻性聲明涉及風險和不確定性，並不保證未來的表現，因為實際結果或發展可能與前瞻性聲明中描述的期望大相徑庭。有關與這些前瞻性聲明及我們業務相關的風險和不確定性的更多信息，請參閲我們在 SEDAR+（www.sedarplus.ca）和 EDGAR（www.sec.gov）上提交的公共披露文件。</p>
<p><strong>如需更多信息，請聯繫：</strong></p>
<p>投資者關係團隊</p>
<p>ir@nexaresources.com</p>
<p><img src="https://imageproxy.pbkrs.com/https://images.newsfilecorp.com/files/10898/297379_e8f1be5e44747bb2_logo.jpg?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" alt="" width="200" height="50" original-src="https://imageproxy.pbkrs.com/https://images.newsfilecorp.com/files/10898/297379_e8f1be5e44747bb2_logo.jpg"/></p>
<p>要查看本新聞稿的源版本，請訪問 https://www.newsfilecorp.com/release/297379</p>
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NEXA

<p>Nexa Resources S.A. 已暫時停止在秘魯 Cajamarquilla 冶煉廠的運營，原因是發生了一起火災事件，目前已得到控制。四名人員受傷，其中包括一名員工和三名承包商，但傷勢穩定。公司預計此次事件不會造成重大影響，並正在與當局協調，以評估情況和恢復運營的時間表。Nexa 是一家主要的多金屬生產商，在拉丁美洲擁有廣泛的採礦和冶煉業務</p>

<p>Luxembourg, Luxembourg--(Newsfile Corp. - May 13, 2026) - Nexa Resources S.A. (NYSE: NEXA) (&#34;Nexa Resources&#34;, &#34;Nexa&#34; or the &#34;Company&#34;) announces that operations at the Cajamarquilla smelter in Peru have been temporarily suspended following an incident this morning that resulted in a fire, which has been contained.</p>
<div class="lb-trans"><p>盧森堡，盧森堡 --（Newsfile Corp. -2026 年 5 月 13 日）- Nexa Resources S.A.（紐約證券交易所代碼：NEXA）（&#34;Nexa Resources&#34;、&#34;Nexa&#34;或&#34;公司&#34;）宣佈，由於今晨發生的一起火災事件，位於秘魯的 Cajamarquilla 冶煉廠的運營已暫時暫停，該火災已得到控制。</p>
</div><p>Personnel were evacuated from the affected areas as a precautionary measure, with the support of the Company's internal emergency response teams.</p>
<div class="lb-trans"><p>作為預防措施，受影響區域的人員已在公司的內部應急響應團隊的支持下撤離。</p>
</div><p>There were no fatalities. Four people sustained injuries, one Nexa employee and three contractors, and all are in stable condition.</p>
<div class="lb-trans"><p>沒有人員死亡。四人受傷，其中一名 Nexa 員工和三名承包商，所有人均狀況穩定。</p>
</div><p>The incident has caused damage to portions of the smelter infrastructure. Based on currently available information, the Company does not anticipate a material impact arising from this incident.</p>
<div class="lb-trans"><p>該事件對冶煉廠基礎設施的部分區域造成了損害。根據目前可獲得的信息，公司預計此事件不會產生重大影響。</p>
</div><p>Notifications and coordination with the relevant authorities are underway as the Company assesses the timeline for the resumption of operations, while the cause of the incident remains under investigation.</p>
<div class="lb-trans"><p>公司正在與相關部門進行通知和協調，以評估恢復運營的時間表，同時事件原因仍在調查中。</p>
</div><p><strong>About Nexa</strong></p>
<div class="lb-trans"><p><strong>關於 Nexa</strong></p>
</div><p>Nexa is a large-scale, low-cost, integrated polymetallic producer, with zinc as our main product. We have over 65 years of experience developing and operating mining and smelting assets in Latin America. We currently own and operate five polymetallic mines - four long-life underground (two in the Central Andes region of Peru and two in Brazil, in the states of Minas Gerais and Mato Grosso) and one open-pit mine in the Central Andes region of Peru. We also own and operate three zinc smelters - two in the state of Minas Gerais, Brazil (Três Marias and Juiz de Fora), and one in Lima, Peru (Cajamarquilla), which is the largest zinc smelter in the Americas.</p>
<div class="lb-trans"><p>Nexa 是一家大型、低成本的綜合多金屬生產商，鋅是我們的主要產品。我們在拉丁美洲擁有超過 65 年的礦業和冶煉資產開發與運營經驗。我們目前擁有並運營五座多金屬礦山——四座長期地下礦（兩座位於秘魯中央安第斯地區，兩座位於巴西的米納斯吉拉斯州和馬託格羅索州），以及一座位於秘魯中央安第斯地區的露天礦。我們還擁有並運營三座鋅冶煉廠——兩座位於巴西米納斯吉拉斯州（特雷斯瑪里亞斯和朱伊斯德福拉），一座位於秘魯利馬（Cajamarquilla），這是美洲最大的鋅冶煉廠。</p>
</div><p><strong>Cautionary Statement on Forward-Looking Statements</strong></p>
<div class="lb-trans"><p><strong>前瞻性聲明的警示説明</strong></p>
</div><p>This news release contains certain forward-looking information and forward-looking statements as defined in applicable securities laws (collectively referred to in this news release as &#34;forward-looking statements&#34;). Forward-looking statements contained in this news release may include, but are not limited to, zinc and other metal prices and exchange rate assumptions, projected operating and capital costs, metal or mineral recoveries, head grades, mine life, production rates, and returns; the Company's potential plans; the estimation of the tonnage, grade and content of deposits and the extent of mineral resource and mineral reserve estimates; timing of commencement of production; exploration potential and results; the timing and receipt of necessary permits for future operations; and the impacts of COVID-19 on our operations.</p>
<div class="lb-trans"><p>本新聞稿包含某些前瞻性信息和前瞻性聲明，符合適用證券法的定義（統稱為本新聞稿中的&#34;前瞻性聲明&#34;）。本新聞稿中的前瞻性聲明可能包括但不限於鋅及其他金屬價格和匯率假設、預計的運營和資本成本、金屬或礦物回收率、礦石品位、礦山壽命、生產率和回報；公司的潛在計劃；對礦牀噸位、品位和含量的估計以及礦產資源和礦產儲量估計的範圍；生產開始的時間；勘探潛力和結果；未來運營所需許可證的時間和獲得情況；以及 COVID-19 對我們運營的影響。</p>
</div><p>These statements are based on information currently available to the Company and the Company provides no assurance that actual results and future performance and achievements will meet or not differ from the expectations of management or qualified persons. All statements other than statements of historical fact are forward-looking statements. The words &#34;believe,&#34; &#34;will,&#34; &#34;may,&#34; &#34;may have,&#34; &#34;would,&#34; &#34;estimate,&#34; &#34;continues,&#34; &#34;anticipates,&#34; &#34;intends,&#34; &#34;plans,&#34; &#34;expects,&#34; &#34;budget,&#34; &#34;scheduled,&#34; &#34;forecasts&#34; and similar words are intended to identify estimates and forward-looking statements. Forward-looking statements are not guarantees and involve known and unknown risks, uncertainties and other factors which may cause the actual results, performance or achievements of the Company to be materially different from any future results, performance or achievements expressed or implied by the forward-looking statements. Actual results and developments may be substantially different from the expectations described in the forward-looking statements for a number of reasons, many of which are not under our control, among them, the activities of our competition, the future global economic situation, weather conditions, market prices and conditions, exchange rates, and operational and financial risks. The unexpected occurrence of one or more of the abovementioned events may significantly change the results of our operations on which we have based our estimates and forward-looking statements. Our estimates and forward-looking statements may also be influenced by, among others, legal, political, environmental, or other risks that could materially affect the potential development of the Project, including risks related to outbreaks of contagious diseases or health crises impacting overall economic activity regionally or globally, as well as risks relating to ongoing or future investigations by local authorities with respect to our business and operations and the conduct of our customers, including the impact to our financial statements regarding the resolution of any such matters.</p>
<div class="lb-trans"><p>這些聲明基於公司目前可獲得的信息，公司不保證實際結果和未來表現及成就將符合或不與管理層或合格人士的預期相差。所有非歷史事實的聲明均為前瞻性聲明。&#34;相信&#34;、&#34;將&#34;、&#34;可能&#34;、&#34;可能有&#34;、&#34;會&#34;、&#34;估計&#34;、&#34;持續&#34;、&#34;預期&#34;、&#34;打算&#34;、&#34;計劃&#34;、&#34;期望&#34;、&#34;預算&#34;、&#34;安排&#34;、&#34;預測&#34;及類似詞語旨在識別估計和前瞻性聲明。前瞻性聲明不是保證，涉及已知和未知的風險、不確定性及其他因素，這些因素可能導致公司的實際結果、表現或成就與前瞻性聲明所表達或暗示的任何未來結果、表現或成就存在重大差異。實際結果和發展可能因多種原因與前瞻性聲明中描述的預期大相徑庭，其中許多因素不在我們的控制之內，包括我們的競爭對手的活動、未來全球經濟形勢、天氣條件、市場價格和條件、匯率以及運營和財務風險。上述事件之一或多個的意外發生可能會顯著改變我們基於其進行估計和前瞻性聲明的運營結果。我們的估計和前瞻性聲明也可能受到法律、政治、環境或其他風險的影響，這些風險可能對項目的潛在開發產生重大影響，包括與傳染病爆發或健康危機相關的風險，這些風險影響區域或全球的整體經濟活動，以及與地方當局對我們業務和運營的持續或未來調查相關的風險，包括對我們財務報表的影響，涉及任何此類事項的解決。</p>
</div><p>These forward-looking statements related to future events or future performance and include current estimates, predictions, forecasts, beliefs and statements as to management's expectations with respect to, but not limited to, the business and operations of the Company and mining production, our growth strategy, the impact of applicable laws and regulations, future zinc and other metal prices, smelting sales, capex, expenses related to exploration and project evaluation, estimation of Mineral Reserves and/or Mineral Resources, mine life and our financial liquidity.</p>
<div class="lb-trans"><p>這些前瞻性聲明與未來事件或未來表現相關，包括當前的估計、預測、預報、信念和關於管理層對公司業務和運營、礦業生產、我們的增長戰略、適用法律和法規的影響、未來鋅及其他金屬價格、冶煉銷售、資本支出、與勘探和項目評估相關的費用、礦產儲量和/或礦產資源的估計、礦山壽命及我們的財務流動性等方面的期望的聲明。</p>
</div><p>Forward-looking statements are necessarily based upon a number of factors and assumptions that, while considered reasonable and appropriate by management and qualified persons considering their experience are inherently subject to significant uncertainties and contingencies and may prove to be incorrect. Statements concerning future production costs or volumes are based on numerous assumptions of management regarding operating matters and on assumptions that demand for products develops as anticipated, that customers and other counterparties perform their contractual obligations, full integration of mining and smelting operations, that operating and capital plans will not be disrupted by issues such as mechanical failure, unavailability of parts and supplies, labor disturbances, interruption in transportation or utilities, adverse weather conditions, and that there are no material unanticipated variations in metal prices, exchange rates, or the cost of energy, supplies or transportation, among other assumptions.</p>
<div class="lb-trans"><p>前瞻性聲明必然基於多個因素和假設，儘管管理層和合格人士認為這些假設是合理和適當的，但本質上仍然存在重大不確定性和偶然性，可能會被證明是錯誤的。關於未來生產成本或產量的聲明基於管理層對運營事項的眾多假設，以及對產品需求按預期發展的假設，客户和其他交易對手履行其合同義務的假設，礦業和冶煉操作的全面整合，運營和資本計劃不會因機械故障、零部件和供應短缺、勞工糾紛、運輸或公用事業中斷、不利天氣條件等問題而受到干擾，以及金屬價格、匯率或能源、供應或運輸成本等方面沒有重大意外變化的假設。</p>
</div><p>Estimates and forward-looking statements refer only to the date when they were made, and we do not undertake any obligation to update or revise any estimate or forward-looking statement due to new information, future events or otherwise, except as required by law. Estimates and forward-looking statements involve risks and uncertainties and do not guarantee future performance, as actual results or developments may be substantially different from the expectations described in the forward-looking statements. Further information concerning risks and uncertainties associated with these forward-looking statements and our business can be found in our public disclosures filed under our profile on SEDAR+ (www.sedarplus.ca) and on EDGAR (www.sec.gov).</p>
<div class="lb-trans"><p>估計和前瞻性聲明僅指其作出時的日期，我們不承擔因新信息、未來事件或其他原因而更新或修訂任何估計或前瞻性聲明的義務，除非法律要求。估計和前瞻性聲明涉及風險和不確定性，並不保證未來的表現，因為實際結果或發展可能與前瞻性聲明中描述的期望大相徑庭。有關與這些前瞻性聲明及我們業務相關的風險和不確定性的更多信息，請參閲我們在 SEDAR+（www.sedarplus.ca）和 EDGAR（www.sec.gov）上提交的公共披露文件。</p>
</div><p><strong>For further information, please contact:</strong></p>
<div class="lb-trans"><p><strong>如需更多信息，請聯繫：</strong></p>
</div><p>Investor Relations Team</p>
<div class="lb-trans"><p>投資者關係團隊</p>
</div><p>ir@nexaresources.com</p>
<div class="lb-trans"><p>ir@nexaresources.com</p>
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<p>To view the source version of this press release, please visit https://www.newsfilecorp.com/release/297379</p>
<div class="lb-trans"><p>要查看本新聞稿的源版本，請訪問 https://www.newsfilecorp.com/release/297379</p>
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