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Qingyan Environmental Technology Co., Ltd. — Investor Relations & Filings

Ticker · 301288 ISIN · CNE100005CT0 Shenzhen Stock Exchange Water supply; sewerage, waste management and remediation activities
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Filings indexed 516 across all filing types
Latest filing 2025-04-28 Audit Report / Informat…
Country CN China
Listing Shenzhen Stock Exchange 301288

About Qingyan Environmental Technology Co., Ltd.

https://www.tsinghuan.com.cn

Qingyan Environmental Technology Co., Ltd. specializes in the research, development, and application of advanced water treatment technologies. The company is primarily recognized for its proprietary RPIR (Reactor-Powder-Integrated-Reactor) rapid sewage treatment process, which integrates biochemical reaction and sedimentation into a single unit. This technology is designed to provide high-efficiency wastewater treatment with a significantly reduced footprint and lower energy consumption compared to traditional methods. Its core offerings include modular sewage treatment equipment and comprehensive technical solutions for municipal wastewater upgrading, industrial effluent treatment, and black-odor water body remediation. The company focuses on delivering scalable, rapid-deployment environmental engineering services that emphasize resource recovery and ecological sustainability.

Recent filings

Filing Released Lang Actions
《2024年度内部控制自我评价报告》
Audit Report / Information Classification · 95% confidence The document is titled '2024年度内部控制自我评价报告' which translates to '2024 Annual Internal Control Self-Evaluation Report'. It is a detailed report on the company's internal control evaluation as of December 31, 2024, including statements on the effectiveness of financial and non-financial internal controls, organizational structure, risk management, and compliance with regulatory standards. The document contains substantive content on internal control evaluation, defect recognition standards, and corrective actions, indicating it is a full report rather than a brief announcement or certification. This type of document aligns with an Audit Report / Information (AR) category, as it focuses on internal control evaluation and related audit matters rather than a full annual report or other categories. The document length (4775 characters) and detailed content support this classification with high confidence. FY 2024
2025-04-28 Chinese
关于召开2024年年度股东大会的通知
AGM Information Classification · 100% confidence The document is a detailed notice about the convening of the 2024 Annual General Meeting (AGM) of 清研环境科技股份有限公司, including the date, time, location, voting procedures, agenda items, and attachments such as proxy forms and registration forms. It does not contain the actual annual report or financial statements but rather the announcement and procedural information for the AGM. The document length is about 4901 characters, which is consistent with a detailed meeting notice rather than a full report. Therefore, this document fits the category of AGM Information (AGM-R).
2025-04-28 Chinese
中信建投证券股份有限公司关于清研环境科技股份有限公司2024年度募集资金存放与使用情况的专项核查报告
Audit Report / Information Classification · 95% confidence The document is titled as a "2024年度募集资金存放与使用情况的专项核查报告" which translates to a "Special Audit Report on the Storage and Use of Raised Funds for 2024." It is issued by a sponsoring institution (中信建投证券股份有限公司) for a company that recently went public. The content details the amount of funds raised, their usage, storage, management, and compliance with regulatory requirements. It includes detailed financial figures related to fundraising, usage, and balances, as well as audit opinions and regulatory references. This is a standalone audit report focused specifically on the use and management of raised funds, not a full annual report or interim financial report. It is not an announcement or a brief summary but a detailed specialized audit report. Therefore, the appropriate classification is Audit Report / Information (AR). FY 2024
2025-04-28 Chinese
《2024年度财务决算报告》
Annual Report Classification · 95% confidence The document is titled '2024 年度财务决算报告' which translates to '2024 Annual Financial Settlement Report'. It contains detailed financial statements including balance sheet, income statement, and cash flow statement for the full fiscal year 2024. The document includes audited financial data, accounting principles applied, and comprehensive financial metrics for the year ending December 31, 2024. The length is 3293 characters, which is relatively short but contains substantive financial data, not just an announcement or certification. The content matches the characteristics of an Annual Report (10-K) as it covers the full fiscal year financial performance and position with audit confirmation. Therefore, the document should be classified as an Annual Report (10-K). FY 2024
2025-04-28 Chinese
2025年一季度报告
Interim / Quarterly Report Classification · 100% confidence The document is titled "清研环境科技股份有限公司2025年第一季度报告" which translates to "Qingyan Environmental Technology Co., Ltd. 2025 First Quarter Report." It contains detailed financial data including balance sheets, profit and loss statements, cash flow statements, and explanations of financial metrics for the first quarter of 2025. The document explicitly states it is a quarterly report and includes comprehensive financial statements and analysis for a period shorter than a full fiscal year. There is no indication that this is an announcement of a report or a certification document. Therefore, it fits the definition of an Interim / Quarterly Report (IR). Q1 2025
2025-04-28 Chinese
2024年年度报告
Annual Report Classification · 100% confidence The document is titled '2024 年年度报告' which translates to '2024 Annual Report'. It contains detailed sections including company overview, management discussion and analysis, governance, environmental and social responsibility, financial reports, and audit reports. The document length is 15,000 characters, indicating a full report rather than a brief announcement. It includes signatures from company officers and auditors, and detailed financial and operational information. These characteristics align with the definition of an Annual Report (10-K). FY 2024
2025-04-28 Chinese

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