关于调整回购股份价格上限的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性承担个别及连带责任。 重要内容提示： 为保障本次回购股份方案顺利实施，深圳市新星轻合金材料股份有限公 司（以下简称"公司"）本次回购股份价格上限由不超过人民币 30 元/股调整为 不超过人民币 41 元/股，调整后的价格不高于董事会审议通过《关于调整回购股 份价格上限的议案》的决议前 30 个交易日公司股票均价的 150%。 除调整股份回购价格上限外，本次回购股份方案的其他内容未发生变化。 本次调整回购股份价格上限事项已经公司第五届董事会第三十六次会议 审议通过，无需提交股东大会审议。 证券代码：603978 证券简称：深圳新星 公告编号：2025-105 深圳市新星轻合金材料股份有限公司 截至本公告披露日，公司通过上海证券交易所交易系统以集中竞价交易方式 累计回购股份 135.74 万股，占公司总股本的比例为 0.64%，购买的最高价为 28.43 元/股、最低价为 9.33 元/股，已支付的总金额为 2,005.8360 万元（不含印花税、 交易佣金等交易费用 ...

Core Viewpoint - The company has decided to adjust the maximum repurchase price of its shares from RMB 30 per share to RMB 41 per share, indicating a strategic move to enhance shareholder value and potentially stabilize the stock price [1] Summary by Relevant Sections Share Repurchase Details - The company will hold its 36th meeting of the fifth board of directors on November 12, 2025, to review the proposal for adjusting the share repurchase price limit [1] - As of the announcement date, the company has repurchased a total of 1.3574 million shares, which accounts for 0.64% of the total share capital [1] - The highest purchase price for the repurchased shares was RMB 28.43 per share, while the lowest was RMB 9.33 per share, with a total expenditure of RMB 20.0584 million (excluding transaction fees) [1]

Market Overview - The metal new materials sector experienced a decline of 2.16% on November 12, with Longda Co., Ltd. leading the drop [1] - The Shanghai Composite Index closed at 4000.14, down 0.07%, while the Shenzhen Component Index closed at 13240.62, down 0.36% [1] Individual Stock Performance - Notable performers in the metal new materials sector included: - Zhongke Sanhuan (Code: 000970) with a closing price of 13.79, up 1.70% and a trading volume of 313,300 shares [1] - Youyan Powder Materials (Code: 688456) closed at 47.01, up 0.99% with a trading volume of 10,800 shares [1] - Longda Co., Ltd. (Code: 688231) closed at 24.29, down 6.51% with a trading volume of 126,000 shares [2] Capital Flow Analysis - The metal new materials sector saw a net outflow of 1.012 billion yuan from institutional investors, while retail investors contributed a net inflow of 1.104 billion yuan [2] - The capital flow for individual stocks showed varied trends, with Zhongke Sanhuan experiencing a net inflow of 26.0176 million yuan from institutional investors [3]

Core Viewpoint - Shenzhen New Star (603978.SH) has indicated that it has basic spot sales of lithium hexafluorophosphate, with a production capacity of 7,200 tons expected to be completed by mid-2024. Due to low market prices, the company has not commenced production, but recent price increases have prompted preparations for equipment installation before production starts [1]. Group 1 - The company has basic spot sales of lithium hexafluorophosphate [1] - The production capacity of lithium hexafluorophosphate is 7,200 tons, expected to be completed by mid-2024 [1] - The company has not started production due to low market prices, which resulted in losses [1] Group 2 - Recent significant price increases have led the company to arrange for the installation of pre-production equipment [1]

Core Viewpoint - Shenzhen New Star (603978.SH) has indicated that it has basic spot sales of lithium hexafluorophosphate, with plans to ramp up production following a recent price surge [1] Group 1 - The company has a production capacity of 7,200 tons of lithium hexafluorophosphate, which is expected to be completed by mid-2024 [1] - Currently, the company is not operating this capacity due to low market prices resulting in losses [1] - The company is preparing for production by arranging the installation of pre-production instruments and equipment in response to the recent price increase [1]

Group 1 - The company has repaid a total of RMB 50 million of temporarily supplemented working capital as of November 10, 2025 [1][2] - On August 27, 2025, the company’s board approved the use of up to RMB 50 million of raised funds for temporary working capital, with a usage period not exceeding 12 months [1] - The repayment of the raised funds was completed and notified to the sponsor institution and its representative [2]

Group 1 - Yongtai Technology reached the daily limit increase, while Tianji Co., Ltd. rose over 9% [1] - Other companies such as Shida Shenghua, Shenzhen New Star, Xinzhou Bang, Duofluor, and Zhongxin Fluorine Materials also experienced gains [1]

证券代码：603978 证券简称：深圳新星 公告编号：2025-104 深圳市新星轻合金材料股份有限公司 | 本次归还募集资金金额（万元） | | | 5,000 | | --- | --- | --- | --- | | 尚未归还的募集资金金额（万元） | | | 0 | | 是否已归还完毕 | □√ 是 | □否 | | | | | 截至 2025 年 11 月 10 日，深圳市新星轻合金材料股份有限公司（以下简 称"公司"）已累计归还临时补充流动资金的闲置募集资金人民币 5,000 万元。 一、募集资金临时补充流动资金情况 2025年8月27日，公司召开了第五届董事会第三十一次会议和第五届监事会 第十四次会议，审议通过了《关于使用募集资金临时补充流动资金的议案》，同 意公司使用不超过人民币5,000万元的募集资金临时补充流动资金，使用期限自 公司董事会审议通过之日起不超过12个月。具体内容详见2025年8月28日公司在 上海证券交易所网站（http://www.sse.com.cn）上披露的《关于使用募集资金临 时补充流动资金的公告》（公告编号：2025-081）。 | 发行名称 | 2017年首次公开 ...

Market Overview - The metal new materials sector experienced a decline of 0.55% on November 11, with Jiangnan New Materials leading the drop [1] - The Shanghai Composite Index closed at 4002.76, down 0.39%, while the Shenzhen Component Index closed at 13289.0, down 1.03% [1] Stock Performance - Shenzhen New Star (603978) saw a significant increase of 5.61%, closing at 36.88 with a trading volume of 583,000 shares and a transaction value of 2.11 billion [1] - Jiangnan New Materials (603124) reported a decrease of 4.83%, closing at 85.33 with a trading volume of 37,600 shares and a transaction value of 326 million [2] - Other notable performers included Xinlaifu (301323) with a 2.64% increase and AnTai Technology (696000) with a 1.88% increase [1][2] Capital Flow - The metal new materials sector saw a net outflow of 150 million from institutional investors, while retail investors contributed a net inflow of 115 million [2] - The sector's overall capital flow indicates a mixed sentiment, with institutional investors withdrawing funds while retail investors increased their positions [2][3] Individual Stock Capital Flow - AnTai Technology (606000) had a net inflow of 96.54 million from institutional investors, while retail investors showed a net outflow of 14.3 million [3] - Xinlaifu (301323) experienced a net inflow of 51.24 million from institutional investors but a significant outflow of 86.04 million from retail investors [3] - Jiangnan New Materials (603124) had a minor net inflow of 0.67 million from retail investors despite a net outflow from institutional investors [3]

Core Points - The company has signed a guarantee contract with Xiamen International Bank for a credit limit of 30 million yuan [2] - The company's major shareholder, Chen Xueming, has provided a personal guarantee for this credit without any fees [2] - The board of directors has approved the guarantee as part of the company's strategic development plan [7] Guarantee Details - The guarantee amount is 30 million yuan, with a joint liability guarantee provided by the subsidiary Songyan New Energy Materials [5] - The guarantee covers all principal debts, interest, penalties, and related costs associated with the main contract [6] - The guarantee period lasts for three years from the date of the contract's effectiveness [6] Necessity and Reasonableness of Guarantee - The guarantee is deemed necessary for the company's operational needs and long-term development [7] - The company currently has stable operations and no significant debt repayment risks [7] - The board believes that the guarantee aligns with the company's overall interests and development strategy [7] Current Guarantee Situation - As of the announcement date, the total external guarantee balance of the company and its subsidiaries is 1.0331164 billion yuan, accounting for 59.70% of the audited net assets for 2024 [8] - There are no overdue guarantees or guarantees provided for major shareholders or related parties [8]