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ZHEJIANG DAYANG BIOTECH GROUP CO.,LTD. — Investor Relations & Filings

Ticker · 003017 ISIN · CNE100004736 Shenzhen Stock Exchange Manufacturing
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Filings indexed 812 across all filing types
Latest filing 2026-05-19 Major Shareholding Noti…
Country CN China
Listing Shenzhen Stock Exchange 003017

About ZHEJIANG DAYANG BIOTECH GROUP CO.,LTD.

https://www.dyhg.com

Zhejiang Dayang Biotech Group Co., Ltd. specializes in the research, development, and large-scale production of potassium salts and fine chemical products. The company is a leading global manufacturer of potassium carbonate and potassium bicarbonate, offering various grades including food, pharmaceutical, and industrial specifications. Its product portfolio extends to pharmaceutical intermediates, such as 2-chloro-6-fluorobenzaldehyde, and specialized feed additives. These products serve diverse applications in glass manufacturing, food processing, agriculture, and the pharmaceutical industry. The company emphasizes technological innovation and quality control to maintain high-purity standards across its manufacturing processes, supporting a global supply chain for essential chemical raw materials.

Recent filings

Filing Released Lang Actions
关于实际控制人的一致行动人减持股份的预披露公告
Major Shareholding Notification Classification · 85% confidence The document is a Chinese “pre-disclosure” announcement (‘预披露公告’) by concerted actors of the actual controller outlining their planned sale (‘减持’) of up to 0.63% of the company’s share capital over a specified period. It details shareholder names, share amounts, percentages, timing, and legal references under China’s securities rules. This is not a company repurchase (POS), not a dividend notice, not an earnings report, nor a management change, but rather a major shareholder’s transaction plan. Accordingly, it best fits “Major Shareholding Notification” (MRQ), which covers disclosures by significant shareholders regarding changes in their holdings.
2026-05-19 Chinese
浙江大洋生物科技集团股份有限公司2025年年度股东会决议公告
Declaration of Voting Results & Voting Rights Announcements Classification · 95% confidence The document is an official announcement of shareholder meeting (2025 Annual General Meeting) resolutions, detailing attendance, proposal descriptions, and voting outcomes. It reports the results of votes on various agenda items. This matches “Declaration of Voting Results & Voting Rights Announcements (DVA).”
2026-05-18 Chinese
上海市锦天城律师事务所关于浙江大洋生物科技集团股份有限公司2025年年度股东会的法律意见书
Regulatory Filings Classification · 90% confidence The document is a legal opinion letter (法律意见书) from an external law firm regarding the legality of the 2025 annual shareholders’ meeting, detailing convening procedures, attendee qualifications, and voting results. It is primarily an attestation/certification rather than the actual meeting notice, proxy materials, or AGM minutes. Under the certification rule (an outside counsel’s opinion), this kind of compliance document should be classified as a generic regulatory filing (RNS), the fallback for miscellaneous regulatory announcements and certifications.
2026-05-18 Chinese
浙江大洋生物科技集团股份有限公司2025年度非经营性资金占用及其他关联资金往来情况汇总表
Regulatory Filings Classification · 90% confidence The document is a summary table of non-operating fund occupation and other related party fund transactions for the year 2025, prepared by Zhejiang Ocean Bio-Technology Group Co., Ltd. It includes detailed financial figures related to fund balances, transactions, and interest for the year 2025. The document is relatively short (1309 characters) and contains specific financial data about related party transactions, which is typical of disclosures related to financial or regulatory compliance. However, it does not represent a full annual or interim financial report, audit report, or earnings release. It is a detailed financial disclosure related to related party transactions and fund occupation, which is often part of regulatory filings or compliance disclosures. Given the nature and length, and absence of broader financial statements or management discussion, the best fit is Regulatory Filings (RNS), as it is a specific compliance disclosure that does not fit other categories like Annual Report or Audit Report.
2026-04-27 Chinese
2025年年度报告摘要
Annual Report Classification · 95% confidence The document is titled as the "2025年年度报告摘要" which translates to "2025 Annual Report Summary". It contains detailed financial data including total assets, net profit, earnings per share, and shareholder information for the year 2025. The document also references the full annual report and advises investors to read the full report for comprehensive information. The presence of comprehensive financial data and business overview indicates this is a summary of the official annual report rather than just an announcement or a brief fact sheet. The document length is 4749 characters, which is sufficient for a summary but not a full report, consistent with an annual report summary. Given these factors, the document is best classified as an Annual Report (10-K). FY 2025
2026-04-27 Chinese
关于召开2025年年度股东会的通知
AGM Information Classification · 95% confidence The document is a detailed notice about the convening of the 2025 Annual General Meeting (AGM) of Zhejiang Dayang Biotechnology Group Co., Ltd. It includes information about the meeting date, voting procedures, agenda items, and instructions for shareholders to participate either in person or via online voting. The document does not contain financial statements or detailed financial performance data but rather focuses on the logistics and agenda of the upcoming AGM. It also references proposals to be voted on at the AGM, including the 2025 annual report and other corporate governance matters. Given the content and purpose, this document fits the category of AGM Information (AGM-R), which covers presentations and materials shared during the Annual General Meeting, including notices and agendas.
2026-04-27 Chinese

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