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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 2022-05-09 Major Shareholding Noti…
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
关于股东股份减持计划期限届满的公告
Major Shareholding Notification Classification · 95% confidence The document is an announcement regarding the expiration of a shareholder's stock reduction plan. It details the shareholder's name, the number of shares reduced, the period of reduction, and compliance with relevant laws and regulations. There is no financial report, earnings data, or management discussion. The content focuses on the shareholder's shareholding changes and compliance disclosures. This fits the category of Major Shareholding Notification (MRQ), which covers notifications of changes in significant share ownership levels.
2022-05-09 Chinese
委托理财管理制度
Governance Information Classification · 95% confidence The document is titled '委托理财管理制度' which translates to 'Entrusted Financial Management System' and outlines internal policies and procedures for managing entrusted financial investments by the company. It includes sections on general principles, decision-making procedures, reporting systems, accounting management, internal control and risk supervision, and information disclosure. There is no indication that this is a financial report, audit, earnings release, or regulatory filing. Instead, it is a governance-related document detailing internal rules and management systems for entrusted financial management. Therefore, the most appropriate classification is Governance Information (CGR). The document length is 2779 characters, which is relatively short but contains substantive policy content rather than a mere announcement or certification.
2022-04-27 Chinese
提名委员会工作细则
Governance Information Classification · 95% confidence The document is titled "董事会提名委员会工作细则" which translates to "Board Nomination Committee Working Rules." It details the structure, responsibilities, procedures, and rules governing the nomination committee of the board of directors. It references company governance, legal compliance, and internal board committee operations. There is no financial data, no mention of financial results, no shareholder voting results, no announcements of reports, no legal proceedings, no capital changes, and no executive compensation details. The document is a governance-related internal rules document about board nomination committee operations. Therefore, it fits best under Governance Information (CGR). The document length is 2258 characters, which is consistent with a detailed governance policy document rather than a brief announcement or a full financial report.
2022-04-27 Chinese
股东大会议事规则
Governance Information Classification · 95% confidence The document is titled as "股东大会议事规则" which translates to "Rules of Procedure for the Shareholders' General Meeting" of Shanghai Kaixin Separation Technology Co., Ltd. It contains detailed procedural rules for convening, notifying, and conducting shareholders' meetings, including voting procedures, proposal submissions, and meeting records. It does not contain financial data, earnings, or audit information, nor is it an announcement or transcript. It is a governance-related document detailing internal rules and procedures for shareholder meetings. Therefore, it fits the category of Governance Information (CGR). The document length is sufficient and it is not a brief announcement or notice, so it is not an RPA or RNS. Confidence is high due to the clear content and purpose of the document.
2022-04-27 Chinese
独立董事工作制度
Governance Information Classification · 95% confidence The document is titled '独立董事工作制度' which translates to 'Independent Director Work System'. It details the rules, responsibilities, qualifications, nomination, election, and duties of independent directors in the company. It references relevant laws and regulations such as the Company Law, listing rules, and stock exchange regulations. The content is a governance framework document outlining internal rules and governance practices related to independent directors. It does not contain financial statements, audit opinions, earnings data, or announcements of voting results. It is not a report publication announcement or a certification. Therefore, it fits best under Governance Information (CGR), which covers reports detailing the company's internal rules, board structure, and governance practices.
2022-04-27 Chinese
战略与投资委员会工作细则
Governance Information Classification · 95% confidence The document is titled '董事会战略与投资委员会工作细则' which translates to 'Board Strategic and Investment Committee Working Rules'. It details the establishment, composition, responsibilities, meeting procedures, and other governance-related rules of a board committee. There are no financial statements, no earnings data, no voting results, no legal proceedings, no capital changes, or other financial disclosures. The document is a governance-related internal rules document for the board committee, consistent with governance information filings. The document length is 2071 characters, which is relatively short but contains substantive governance content, not just an announcement or certification. Therefore, the appropriate classification is Governance Information (CGR).
2022-04-27 Chinese

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