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Keysino Separation Technology Inc. — Investor Relations & Filings

Ticker · 300899 ISIN · CNE100004892 Shenzhen Stock Exchange Water supply; sewerage, waste management and remediation activities
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Filings indexed 634 across all filing types
Latest filing 2021-04-15 Board/Management Inform…
Country CN China
Listing Shenzhen Stock Exchange 300899

About Keysino Separation Technology Inc.

https://www.keysino.cn

Keysino Separation Technology Inc. specializes in the research, development, and application of advanced membrane separation technologies. The company provides comprehensive solutions for industrial fluid treatment, process optimization, and environmental protection. Its core product portfolio includes ultrafiltration, nanofiltration, and reverse osmosis systems, alongside specialized ceramic membranes designed for harsh operating environments. Keysino focuses on delivering integrated systems for wastewater treatment, zero liquid discharge (ZLD), and the recovery of valuable resources from industrial waste streams. Serving sectors such as petrochemicals, pharmaceuticals, metallurgy, and food processing, the company emphasizes energy efficiency and sustainable resource management. By leveraging proprietary membrane materials and engineering expertise, Keysino enables industrial clients to improve product purity, reduce operational costs, and meet stringent environmental standards.

Recent filings

Filing Released Lang Actions
独立董事述职报告（王晓琳）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Work Report" for the year 2020 by an independent director of the company. It details the director's attendance at board meetings, opinions on company matters, committee roles, investigations, investor protection efforts, and training. It is a narrative report on the director's duties and activities rather than a financial report, audit, or regulatory filing. It does not contain financial statements or earnings data, nor is it an announcement or proxy solicitation. This type of document fits best under Board/Management Information (MANG) as it relates to the activities and responsibilities of a board member.
2021-04-15 Chinese
2020年度监事会工作报告
Management Reports Classification · 95% confidence The document is titled '2020 年度监事会工作报告' which translates to '2020 Supervisory Board Work Report' for Shanghai Kaixin Separation Technology Co., Ltd. It details the supervisory board's activities, meetings, oversight of company operations, financial status, internal controls, and compliance with laws during the 2020 fiscal year. The document is a formal report from the supervisory board summarizing their work and opinions on the company's governance and financial integrity for the year 2020. It is not an annual report (10-K) or audit report (AR) but a specific supervisory board report. This type of document aligns with Management Reports (MDA), which include management's detailed explanations of financial results, business trends, and outlook. The document is 2799 characters long, which is relatively short but contains substantive content rather than just an announcement or certification. Therefore, the best fit is Management Reports (MDA).
2021-04-15 Chinese
2020年年度报告
Annual Report Classification · 100% confidence The document is titled '上海凯鑫分离技术股份有限公司 2020 年年度报告全文' which translates to 'Shanghai Keysino Separation Technology Inc. 2020 Annual Report Full Text'. It contains detailed sections typical of an annual report such as company overview, financial data, business summary, management statements, risk disclosures, and financial statements. The document length is about 15,000 characters, indicating a full report rather than a brief announcement. It includes audited financial data, management discussion, and detailed business and financial information for the fiscal year 2020. There is no indication that this is merely an announcement or a certification. Therefore, this document fits the definition of an Annual Report (10-K). FY 2020
2021-04-15 Chinese
2020年财务决算报告
Annual Report Classification · 95% confidence The document is titled as the 2020 Annual Financial Settlement Report of Shanghai Kaixin Separation Technology Co., Ltd. It contains detailed financial statements including balance sheet, income statement, cash flow statement, and notes. The report mentions an audit by a certified accounting firm with an unqualified opinion, which is typical for annual reports. The document includes comprehensive financial data for the full fiscal year 2020, comparisons with 2019, and detailed explanations of financial results and changes. The length of the document (4857 characters) and the presence of full financial statements indicate this is the actual annual report, not just an announcement or summary. Therefore, the document fits the definition of an Annual Report (10-K). FY 2020
2021-04-15 Chinese
内部审计制度
Audit Report / Information Classification · 95% confidence The document is titled '内部审计制度' (Internal Audit System) of Shanghai Kaixin Separation Technology Co., Ltd. It details the internal audit policies, responsibilities, procedures, and governance within the company. It references laws and regulations related to company law, securities law, and stock exchange listing rules. The content is a comprehensive internal audit framework and guidelines rather than a financial report, earnings release, or announcement. It is not a standalone audit report with audit opinions on financial statements, nor is it an announcement or a certification. It is a governance and procedural document related to internal audit and control. Therefore, the most appropriate classification is Audit Report / Information (AR), which includes applied accounting principles and internal audit information but excludes full annual reports.
2021-04-15 Chinese
长江证券承销保荐有限公司关于上海凯鑫分离技术股份有限公司2020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 opinion from Changjiang Securities Underwriting and Sponsorship Co., Ltd. regarding the 2020 internal control self-evaluation report of Shanghai Kaixin Separation Technology Co., Ltd. It discusses the scope, standards, and conclusions of the internal control evaluation, including financial and non-financial report internal control defect identification and remediation. The document is a verification or review opinion on the internal control self-evaluation report rather than the report itself. It does not contain full financial statements or comprehensive financial data but rather an audit or review opinion on internal controls. This fits the definition of an Audit Report / Information (AR), which includes standalone audit reports and applied accounting principles, excluding full annual reports. The document length is under 5,000 characters, but it is not merely an announcement of a report publication; it contains substantive content of the review opinion. Therefore, the appropriate classification is AR with high confidence. FY 2020
2021-04-15 Chinese

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