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Shanghai Rychen Technologies Co., Ltd. — Investor Relations & Filings

Ticker · 301273 ISIN · CNE1000065T3 Shenzhen Stock Exchange Manufacturing
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Filings indexed 420 across all filing types
Latest filing 2026-05-11 Investor Presentation
Country CN China
Listing Shenzhen Stock Exchange 301273

About Shanghai Rychen Technologies Co., Ltd.

https://www.richenenergy.com.cn

Shanghai Rychen Technologies Co., Ltd. specializes in the research, development, and manufacturing of advanced membrane separation materials and systems. The company provides technical solutions centered on ultrafiltration, nanofiltration, and reverse osmosis technologies. Its core operations include the design and implementation of integrated systems for complex fluid separation, purification, and concentration processes. Key applications of its technology include lithium extraction from salt lake brines, industrial wastewater reclamation, and the processing of specialty fluids in chemical and pharmaceutical production. Rychen Technologies focuses on delivering high-efficiency separation performance and resource recovery capabilities, utilizing proprietary membrane formulations to address demanding environmental and process engineering challenges. The company's systems are engineered to optimize energy efficiency and operational stability across diverse industrial applications.

Recent filings

Filing Released Lang Actions
关于举办2025年度业绩说明会的公告
Investor Presentation Classification · 75% confidence The document is an announcement by Shanghai Richen Environmental Protection Science & Technology Co. scheduling a 2025 annual performance explanation meeting (业绩说明会) for investors, with date, format, participants, and access details. This is not an earnings release or the actual annual report—it is a notice of an investor presentation event summarizing and discussing the annual results. It fits the “Investor Presentation (IP)” category.
2026-05-11 Chinese
董事会审计委员会对会计师事务所2025年度履行监督职责情况报告
Audit Report / Information Classification · 95% confidence The document is a detailed report from the Board Audit Committee regarding the performance and supervision of the external audit firm (立信会计师事务所) for the fiscal year 2025. It discusses the audit firm's qualifications, the audit process, communication with management, and the committee's evaluation of the audit firm's work. The document references the 2025 annual report audit but does not contain the financial statements or the full annual report itself. It is a standalone report focused on audit oversight and the audit firm's performance, which fits the definition of an Audit Report / Information (AR). The document length is 2306 characters, which is relatively short but contains substantive content about audit supervision rather than just an announcement or certification. Therefore, it is not a Report Publication Announcement (RPA) or Regulatory Filing (RNS).
2026-04-27 Chinese
关于续聘公司2026年度审计机构的公告
Audit Report / Information Classification · 95% confidence The document is an announcement regarding the reappointment of the company's audit firm for the fiscal year 2026. It details the audit firm's background, qualifications, independence, and the board and audit committee's approval process. It does not contain actual financial statements or audit results but rather the decision and procedural information about the audit firm appointment. The document length is 3838 characters, which is relatively short and consistent with an announcement rather than a full audit report. Therefore, this document is best classified as an Audit Report / Information (AR) type, as it relates specifically to audit matters but is not a full annual report or financial statement. Confidence is high due to the clear focus on audit firm reappointment and related disclosures.
2026-04-27 Chinese
东方证券股份有限公司关于上海瑞晨环保科技股份有限公司2025年度内部控制自我评价报告的核查意见
Audit Report / Information Classification · 95% confidence The document is titled as an internal control self-evaluation report verification opinion for the year 2025 by the sponsor institution (东方证券股份有限公司) for Shanghai Ruichen Environmental Technology Co., Ltd. It discusses the scope, basis, and results of the internal control evaluation, including financial and non-financial control defects, and concludes with the sponsor's verification opinion. The content is focused on internal control evaluation and verification rather than a full annual report or audit report. It is a detailed verification opinion on the internal control self-evaluation report, which aligns with the category of Audit Report / Information (AR) as it involves audit-related verification and internal control assessment but is not a full annual report. The document length (6640 characters) and detailed content support it being a substantive report rather than a brief announcement or certification. Therefore, the best fit is AR (Audit Report / Information).
2026-04-27 Chinese
关于会计政策变更的公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding a change in accounting policies by Shanghai Ruichen Environmental Technology Co., Ltd. It references new accounting standards issued by the Ministry of Finance effective from January 1, 2026, and states that the change does not require board or shareholder approval and will not materially affect financial results. The document is relatively short (1127 characters) and serves as a formal disclosure of the accounting policy change rather than a full financial report or detailed analysis. It does not contain financial statements or detailed financial data. Therefore, it is best classified as a Regulatory Filing (RNS), which covers general regulatory announcements and compliance disclosures that do not fit other specific categories.
2026-04-27 Chinese
关于2025年度计提减值准备的公告
Audit Report / Information Classification · 95% confidence The document is an announcement by Shanghai Ruichen Environmental Technology Co., Ltd. regarding the impairment provisions for the fiscal year 2025. It details the amounts of impairment losses and credit losses recognized, the accounting policies applied, and the impact on the company's financials. The document includes specific financial figures and explanations of the impairment testing and credit loss measurement methods. It is a standalone announcement focused on impairment provisions, not a full annual or interim report. It is not a certification or a brief notice of report publication. The document is about accounting for asset impairments and credit losses, which fits the category of Audit Report / Information (AR), as it relates to applied accounting principles and impairment testing results outside of a full annual report. The document length (5079 characters) supports it being a detailed announcement rather than a short notice. Therefore, the appropriate classification is AR with high confidence.
2026-04-27 Chinese

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