Core Viewpoint - The company is forecasting a significant decline in net profit for 2025, alongside changes in its auditing team and the acquisition of laboratory accreditation. Group 1: Financial Performance - The company expects its net profit attributable to shareholders for 2025 to be between 44 million to 56 million yuan, representing a year-on-year decrease of 67.37% to 74.36% due to factors such as goodwill impairment, declining gross margin, and exchange rate fluctuations [2] - The final data will be confirmed in the official annual report, which has not yet been released [2] Group 2: Company Status - The company announced a change in its signing auditor for the 2025 fiscal year due to internal adjustments within the firm, with Yang Guoqing appointed as the new signing auditor, who possesses the necessary professional qualifications [3] - This change is not expected to affect the auditing process [3] Group 3: Business Development - The company received the laboratory accreditation certificate from the China National Accreditation Service for Conformity Assessment (CNAS), valid until 2032, which will enhance its testing capabilities and international recognition [4]

Core Viewpoint - The company has announced the renewal of its auditing firm, Xinyong Zhonghe, for the 2025 fiscal year, and has also disclosed a change in the signing accountant due to personnel changes [1][5]. Group 1: Audit Firm Renewal - The company's board approved the proposal to renew the appointment of Xinyong Zhonghe as the auditing firm for the 2025 fiscal year, which includes both annual financial audits and internal control audits [1]. - The proposal was previously approved by the company's 2024 annual shareholders' meeting [1]. Group 2: Change of Signing Accountant - The originally appointed signing accountants were Jiang Bin and Liu Tao; however, Liu Tao has been replaced by Shen Yunli due to a job change [1][2]. - Shen Yunli has been a certified public accountant since 2006 and has been engaged in auditing listed companies since 2009, starting her practice at Xinyong Zhonghe in 2019 [2]. Group 3: Integrity and Independence - Shen Yunli has no criminal penalties or administrative sanctions from regulatory bodies in the past three years, indicating a clean integrity record [3]. - There are no violations of the independence requirements as per the Code of Ethics for Chinese Certified Public Accountants [4]. Group 4: Transition and Impact - The transition process for the change in signing accountant has been orderly, and it is stated that this change will not affect the company's 2025 audit work [5].