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SEP ANALYTICAL (SHANGHAI) CO., LTD. — Investor Relations & Filings

Ticker · 301228 ISIN · CNE1000057C6 Shenzhen Stock Exchange Manufacturing
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Filings indexed 609 across all filing types
Latest filing 2025-11-12 Board/Management Inform…
Country CN China
Listing Shenzhen Stock Exchange 301228

About SEP ANALYTICAL (SHANGHAI) CO., LTD.

https://www.sepchina.cn

SEP Analytical (Shanghai) Co., Ltd. specializes in the provision of high-performance chromatography consumables and analytical laboratory equipment. The company’s core portfolio includes high-performance liquid chromatography (HPLC) columns, gas chromatography (GC) columns, and solid-phase extraction (SPE) products. It also supplies a wide range of laboratory essentials such as vials, caps, and syringe filters. These products are engineered to support precise chemical analysis across various sectors, including pharmaceutical research, environmental testing, and food safety. The company focuses on delivering reliable separation solutions that enhance the sensitivity and reproducibility of analytical workflows. Through continuous technical innovation, SEP Analytical provides specialized tools designed to meet the rigorous demands of modern laboratory environments and complex sample matrices.

Recent filings

Filing Released Lang Actions
独立董事提名人声明（程志国）
Board/Management Information Classification · 100% confidence The document is a public statement from the board of directors nominating an individual as an independent director candidate. It includes detailed declarations about the nominee's qualifications, compliance with relevant laws and regulations, and independence criteria. There is no financial data, earnings information, or report publication mentioned. The content focuses on board/management changes and nominations. Therefore, this document fits the category of Board/Management Information (MANG). The document length is about 4747 characters, which is consistent with a detailed announcement rather than a full report.
2025-11-12 Chinese
关于控股股东部分股份解除质押的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement regarding the release of pledged shares by the controlling shareholder of the company. It details the number of shares released from pledge, the shareholders involved, and confirms that this action does not affect control of the company. There is no financial report, earnings data, or management discussion. The document is a formal disclosure about a change in share pledge status, which relates to capital structure but is specifically about share pledge release rather than new financing or capital raising. This fits best under the category of Capital/Financing Update (CAP), as it updates on the company's capital structure through share pledge changes.
2025-11-03 Chinese
关于回购股份（第二期）的进展公告
Transaction in Own Shares Classification · 100% confidence The document is a progress announcement regarding the company's share repurchase (buyback) program, detailing the number of shares repurchased, prices, and compliance with regulatory requirements. It references previous announcements and regulatory rules but does not contain financial statements or earnings data. The document length is short (1526 characters) and focuses on the update of the share buyback activity. This fits the category of a Transaction in Own Shares (POS) filing, which covers reports of the company buying back its own shares.
2025-11-03 Chinese
国泰海通证券股份有限公司关于实朴检测技术（上海）股份有限公司使用超募资金及自筹资金收购上海洁壤环保科技有限公司少数股东权益暨关联交易的核查意见
Regulatory Filings Classification · 95% confidence The document is a detailed verification opinion from Guotai Haitong Securities Co., Ltd. regarding the use of over-raised funds and self-raised funds by Shipu Testing Technology (Shanghai) Co., Ltd. to acquire minority shareholder equity of Shanghai Jierang Environmental Protection Technology Co., Ltd., which is an affiliated transaction. It includes extensive financial data, transaction details, board and supervisory committee approvals, independent director opinions, and the sponsor's verification opinion. The document references regulatory rules from the Shenzhen Stock Exchange and the China Securities Regulatory Commission, and it contains audit report references but is not itself an audit report. It is not a full annual or interim report but a regulatory compliance and transaction verification document related to a capital use and related party transaction. The document is lengthy (over 10,000 characters) and contains substantive content, not just an announcement or certification. This type of document fits best under "Regulatory Filings (RNS)" as it is a regulatory compliance filing related to a specific transaction and fund usage, not a financial report or earnings release or capital update per se.
2025-10-29 Chinese
实朴检测技术（上海）股份有限公司董事会议事规则
Governance Information Classification · 100% confidence The document is titled '董事会议事规则' which translates to 'Board Meeting Rules' or 'Rules of Procedure for the Board of Directors' of 实朴检测技术（上海）股份有限公司. It details the composition, responsibilities, meeting procedures, voting rules, and other governance-related protocols for the company's board of directors. There is no financial data, audit information, or report content. It is a governance document outlining internal rules and board structure. Therefore, it fits the category of Governance Information (CGR). The document length is sufficient and it is not an announcement or a brief notice but a full set of governance rules.
2025-10-27 Chinese
实朴检测技术（上海）股份有限公司独立董事工作制度
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, qualifications, duties, nomination, election, and protections for independent directors of the company. It references relevant laws and regulations governing corporate governance and independent directors. The content is a governance framework document rather than a financial report, earnings release, or announcement. It does not contain financial data, audit results, voting results, or capital changes. It is a governance-related policy document outlining internal rules and practices for the board's independent directors. Therefore, it fits best under the category of Governance Information (CGR). The document length is sufficient and it is not a brief announcement or certification, so it is not RPA or RNS. Hence, the classification is CGR with high confidence.
2025-10-27 Chinese

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