Group 1 - The company has received approval from the China Securities Regulatory Commission (CSRC) for the issuance of A-shares to specific investors for the year 2024 [1] - The approval is documented in the announcement published on February 12, 2025, detailing the registration of the stock issuance [1] - The company updated its financial data and other relevant changes in the prospectus and related application documents following the release of its semi-annual report on August 22, 2025 [2] Group 2 - The company will fulfill its information disclosure obligations in a timely manner according to the progress of the issuance [2] - Investors are advised to pay attention to investment risks associated with this issuance [2]

Core Viewpoint - The company has made changes to its accounting estimates to better reflect its financial status and operational results, particularly in relation to accounts receivable and expected credit losses [3][4]. Group 1: Overview of Accounting Estimate Changes - The company has expanded its business scope to include offshore equipment, onshore wind energy equipment, and zero-carbon industries, necessitating a reassessment of its accounting estimates [3]. - The change in accounting estimates was approved during the company's board meeting on August 20, 2025, and does not require shareholder approval [4]. Group 2: Reasons for Change - The company evaluated the composition, risk, and historical credit loss experience of its receivables, referencing expected credit loss rates from peer companies in the industry [3]. - The change aims to provide more reliable and accurate accounting information to investors [3]. Group 3: Details of the Change - The company will now categorize receivables into renewable energy subsidy and aging categories for measuring expected credit losses [4]. - A new expected credit loss rate of 3% will be applied to the renewable energy subsidy category, which previously had no provision [4]. - The aging category will be refined to reflect the company's improved management of accounts receivable, particularly given its long-term relationships with high-quality clients [4]. Group 4: Impact of the Change - The accounting estimate change will be applied prospectively, meaning no retrospective adjustments to previously disclosed financial reports are necessary [5]. - Preliminary estimates indicate that the change will increase the company's net profit for the first half of 2025 by approximately 11.41 million yuan and increase total equity by the same amount [5]. - Specific changes in key accounting items include an increase in accounts receivable from approximately 455.84 million yuan to 456.85 million yuan, and a net profit increase from approximately 10.26 million yuan to 11.40 million yuan [6].