Core Viewpoint - The company has announced a change in the signing registered accountants for the 2025 financial year, with new appointees taking over from the previous accountants due to internal adjustments at the auditing firm [1][3]. Group 1: Change of Signing Registered Accountants - The company has reappointed Tianjian Accounting Firm as the auditing institution for the 2025 financial year and internal control audit [1]. - The original signing registered accountants, Lu Junjie and Zhu Xingyun, have been replaced by Yu Jianyao and Chen Jun due to internal adjustments at Tianjian [1][2]. - The transition of responsibilities has been orderly, ensuring that the change will not adversely affect the auditing work for the 2025 financial statements and internal control reports [3]. Group 2: Background of New Accountants - Yu Jianyao has been a certified public accountant since March 2008 and has been practicing at Tianjian since then, with no violations of independence requirements or disciplinary actions in the last three years [2]. - Chen Jun has been a certified public accountant since June 2019 and has also been practicing at Tianjian, with a clean record regarding independence and no disciplinary actions in the last three years [2].

证券代码：603726 证券简称：朗迪集团 编号：2026-001 浙江朗迪集团股份有限公司 关于变更签字注册会计师的公告 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法律责任。 近日，公司收到天健出具的《关于变更签字注册会计师的函》，现将具体情 况公告如下： 一、本次变更签字注册会计师的基本情况 天健作为公司 2025 年度财务报表和 2025 年末财务报告内部控制审计机构， 原委派陆俊洁和朱星云作为公司 2025 年度财务报表审计报告和 2025 年末财务报 告内部控制审计报告的签字注册会计师。由于天健内部工作调整原因，现委派余 建耀、陈俊接替陆俊洁、朱星云作为签字注册会计师。变更后的签字注册会计师 为余建耀和陈俊。 二、本次变更签字注册会计师的基本信息 余建耀，2008 年 3 月成为中国注册会计师，自 2008 年 3 月开始在天健执业。 余建耀不存在违反《中国注册会计师职业道德守则》有关独立性要求的情形，最 近三年未曾因执业行为受到过刑事处罚、行政处罚、监督管理措施和纪律处分。 陈俊，2019 年 6 月起成为中国注册会计师 ...

Market Performance - The home appliance parts sector increased by 3.16% on December 31, with Longdi Group leading the gains [1] - The Shanghai Composite Index closed at 3968.84, up 0.09%, while the Shenzhen Component Index closed at 13525.02, down 0.58% [1] Key Stocks in Home Appliance Parts Sector - Longdi Group (603726) closed at 24.20, up 7.32%, with a trading volume of 267,700 shares and a transaction value of 647 million [1] - Sanhua Intelligent Control (002050) closed at 55.31, up 5.35%, with a trading volume of 4.13 million shares and a transaction value of 22.47 billion [1] - Tianyin Electromechanical (300342) closed at 33.13, up 4.64%, with a trading volume of 905,500 shares and a transaction value of 2.99 billion [1] - Other notable stocks include Xing Shuai Er (002860) up 4.14%, Haili Co., Ltd. (600619) up 2.68%, and Zhu Cheng Technology (301280) up 2.03% [1] Capital Flow Analysis - The home appliance parts sector experienced a net outflow of 929 million from institutional investors, while retail investors saw a net inflow of 594 million [2] - The sector's overall capital flow indicates a mixed sentiment, with retail investors showing more confidence compared to institutional investors [2] Individual Stock Capital Flow - Longdi Group had a net inflow of 97.47 million from institutional investors, while it faced a net outflow of 96.01 million from retail investors [3] - Haili Co., Ltd. saw a net inflow of 79.19 million from institutional investors but a net outflow of 100 million from retail investors [3] - Tianyin Electromechanical had a net inflow of 45.29 million from institutional investors, with retail investors contributing a net inflow of 3.12 million [3]

Core Viewpoint - Zhejiang Landi Group Co., Ltd.'s wholly-owned subsidiary, Ningbo Landi Environmental Technology Co., Ltd., has successfully passed the re-certification as a high-tech enterprise, which allows it to benefit from preferential tax policies for the next three years [1]. Group 1 - The announcement was made following the release of a notice by the National High-tech Enterprise Recognition Management Work Leading Group Office regarding the recognition of high-tech enterprises in Ningbo for 2025 [1]. - The new certificate for Ningbo Landi Environmental is numbered GR202533101464, issued on December 8, 2025, and is valid for three years [1]. - The re-certification allows Ningbo Landi Environmental to enjoy a reduced corporate income tax rate of 15% for three years, from 2025 to 2027, in accordance with relevant regulations [1].

证券代码：603726 证券简称： 朗迪集团 公告编号：2025-052 浙江朗迪集团股份有限公司 关于全资子公司通过高新技术企业重新认定的公告 浙江朗迪集团股份有限公司董事会 2025 年 12 月 30 日 近日，全国高新技术企业认定管理工作领导小组办公室发布《对宁波市认定 机构 2025 年认定报备高新技术企业进行备案的公告》，浙江朗迪集团股份有限公 司全资子公司宁波朗迪环境科技有限公司（以下简称"朗迪环境"）通过了高新 技术企业认定，证书编号为：GR202533101464，发证日期：2025 年 12 月 8 日， 有效期三年。 本次系朗迪环境原高新技术企业证书有效期满后进行的重新认定。根据《高 新技术企业认定管理办法》《中华人民共和国企业所得税法》等相关规定，朗迪 环境自获得高新技术企业认定通过后三年内（即 2025 年至 2027 年）可享受国家 关于高新技术企业的相关优惠政策，即按 15%的税率缴纳企业所得税。 特此公告。 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法律责任。 ...

格隆汇12月29日丨朗迪集团(603726.SH)公布，近日，全国高新技术企业认定管理工作领导小组办公室 发布《对宁波市认定机构2025年认定报备高新技术企业进行备案的公告》，浙江朗迪集团股份有限公司 全资子公司宁波朗迪环境科技有限公司（以下简称"朗迪环境"）通过了高新技术企业认定，证书编号 为：GR202533101464，发证日期：2025年12月8日，有效期三年。本次系朗迪环境原高新技术企业证书 有效期满后进行的重新认定。 ...

格隆汇12月29日丨朗迪集团(603726.SH)公布，近日，全国高新技术企业认定管理工作领导小组办公室 发布《对宁波市认定机构2025年认定报备高新技术企业进行备案的公告》，浙江朗迪集团股份有限公司 全资子公司宁波朗迪环境科技有限公司（以下简称"朗迪环境"）通过了高新技术企业认定，证书编号 为：GR202533101464，发证日期：2025年12月8日，有效期三年。本次系朗迪环境原高新技术企业证书 有效期满后进行的重新认定。 ...

Group 1 - The company is currently in the early technical communication phase for the liquid cooling motor market expansion and has not yet achieved mass production [2]

Group 1 - The core viewpoint of the article is that Longdi Group's production of household air conditioning fan blades is a key component in the air conditioning industry, aligning with the development trends of the household air conditioning market [1] - The company serves well-known domestic and international air conditioning manufacturers, indicating a strong market presence and customer base [1] - Mechanical fans produced by the company have a wide range of applications, including central air conditioning, subway and tunnel ventilation, residential and public building ventilation, communication cabinets, air purification and fresh air systems, and cold chain logistics [1] Group 2 - The company is committed to providing one-stop fan blade and fan matching services to its customers, aiming for a win-win situation [1]

（文章来源：证券日报） 证券日报网讯 12月1日，朗迪集团在互动平台回答投资者提问时表示，目前公司未持有沐曦股份的股 份。 ...