证券代码：002457 证券简称：青龙管业 公告编号：2025-072 青龙管业集团股份有限公司关于签订买卖合同的公告 本公司及董事会全体成员保证公告内容的真实、准确、完整，没有虚假记载、误导性陈述或者重大遗 漏。 特别提示： 1、合同仅对主要原材料发生物价波动且幅度超过±10%时进行价格调整，调整范围为物价波动超过 ±10%部分。合同在执行期间可能存在其他原、辅材料价格上涨、劳动力成本上升等不利因素，对公司 合同履行收益产生影响。 2、合同金额较大且合同采取分期付款的方式，因此，存在不能及时收回部分合同款的风险。 3、合同实施过程中如发生设计变更或受不可抗力等因素的影响，存在无法全部履行或延缓履行的可 能。 2025年11月21日，青龙管业集团股份有限公司（以下简称："公司"）在证券时报、证券日报、中国证券 报、上海证券报及巨潮资讯网（www.cninfo.com.cn)上披露了《关于收到中标通知书的公告》（公告编 号：2025-065），青龙管业集团股份有限公司被确认为某管材采购二标段的中标单位。近日，公司收到 了经合同双方签字盖章的管材采购合同，合同主要情况如下： 一、合同签署概况 发包人（买方或甲方） ...

Core Viewpoint - Tianjin Yinlong Prestressed Materials Co., Ltd. signed a significant steel purchase contract with China Railway Shanghai Engineering Bureau Group Co., Ltd. for a total amount of 165,426,080.00 RMB, which is expected to positively impact the company's performance in 2025 and subsequent years [2][3][18]. Contract Details - The contract is for the supply of steel materials for the Shijiazhuang to Xiong'an New Area railway project, specifically labeled SXZQ-3, with a total value of 165,426,080.00 RMB [2][4]. - The contract will become effective once signed by the legal representatives or authorized representatives of both parties and stamped with the official seals [2]. - The contract is categorized as a routine operational contract, and it does not require approval from the board of directors or shareholders [3]. Financial Impact - If the contract is executed smoothly, it is anticipated to enhance the company's main business operations, thereby improving its sustainable profitability and overall competitiveness [2][18]. - The company has a production capacity exceeding 600,000 tons annually and has established itself as a leader in the prestressed materials sector, with strong capabilities in technology research and development, quality control, and management [18]. Payment and Settlement Terms - The contract includes both floating and fixed price settlement methods for different materials, with specific payment terms outlined for the delivery and acceptance of goods [10][11]. - Payment will be made in stages, with 70% of the payment due upon delivery and acceptance, 25% within three months, and 5% retained as a quality guarantee [11]. Contract Duration and Dispute Resolution - The contract is valid from the signing date until December 31, 2028 [12]. - Any disputes arising from the contract will be resolved through arbitration at the Tianjin Arbitration Commission, with a mediation period of at least three months before arbitration proceedings commence [16][17].

Core Viewpoint - Zhejiang Tiantai Xianghe Industrial Co., Ltd. has signed several daily operational contracts with Zhongyuan Lida Railway Track Technology Development Co., Ltd., with a total contract amount of RMB 399.5352 million [1] Contract Basic Information - The contracts include the "Railway Fastener System Component Purchase and Sale Contract" and do not require approval from the board of directors or shareholders [2] - Zhongyuan Lida is a limited liability company with a registered capital of RMB 100 million, engaged in the research, production, sales, and service of railway track fastener systems, sleepers, and turnouts [2] Main Contract Terms - The buyer, Zhongyuan Lida, will purchase railway fastener system components from the seller, Xianghe Industrial, for railway construction and maintenance [3] - The total contract price is RMB 399.5352 million, which includes all costs, expenses, and reasonable profits for the seller [3] - Payment terms stipulate that the buyer will not pay a deposit and will settle 95% of the payment within 90 days after receiving the payment from the project owner, with a 5% quality guarantee retained [3] - The seller is responsible for delivering the materials to specified locations, including various railway construction sites [3] - The contract becomes effective upon signature and seal by the legal representatives or authorized representatives of both parties and remains valid until all obligations are fulfilled [3] Impact on the Company - The total contract amount represents approximately 59.84% of the company's audited revenue for the year 2024, which is expected to have a positive impact on the company's current and future operating performance [4]