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Sino Biological Inc. — Investor Relations & Filings

Ticker · 301047 ISIN · CNE100004Q23 Shenzhen Stock Exchange Professional, scientific and technical activities
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Filings indexed 483 across all filing types
Latest filing 2026-05-21 Regulatory Filings
Country CN China
Listing Shenzhen Stock Exchange 301047

About Sino Biological Inc.

https://www.sinobiological.com

Sino Biological Inc. is a global provider of biological reagents and contract research services, specializing in recombinant protein and antibody technologies. The company maintains an extensive catalog of off-the-shelf products, including thousands of recombinant proteins, cytokines, viral antigens, and monoclonal antibodies. These resources support diverse applications in drug discovery, diagnostic development, and basic life science research. Beyond its product portfolio, the company offers comprehensive CRO services such as custom protein expression, antibody development, and biological testing. Utilizing high-throughput mammalian and insect cell expression platforms, Sino Biological provides scalable solutions for the pharmaceutical and biotechnology sectors. The organization is particularly noted for its rapid reagent development in response to emerging infectious diseases and its integrated approach to supporting the global research community.

Recent filings

Filing Released Lang Actions
关于完成工商变更登记并换发营业执照的公告
Regulatory Filings Classification · 85% confidence The document is an official corporate announcement in Chinese detailing the completion of business registration changes and issuance of a new business license, including updated company legal and registration details. It does not present financial results, proxy materials, or regulatory filings like annual reports, nor does it involve dividends, share issuances, M&A, or board appointments. It falls under the miscellaneous regulatory announcements category.
2026-05-21 Chinese
Sino Biological Launches XPressMAX(TM) Cell-Free Protein Synthesis Kit, Accelerating AI-Powered High-Throughput Antibody Drug Discovery
Regulatory Filings Classification · 75% confidence The document is a corporate press release announcing a new product launch by Sino Biological. It contains no financial results, no regulatory filings, no meeting materials, no management changes, no financing or share transactions—it is purely a corporate news/press release. Under the filing definitions, such general announcements fall into the Regulatory Filings (RNS) fallback category.
2026-05-18 English
2025年年度权益分派实施公告
Notice of Dividend Amount Classification · 100% confidence The document is an announcement regarding the implementation of the 2025 annual dividend distribution plan approved at the 2025 annual shareholders meeting held on May 6, 2026. It details the dividend amount per share, the record date, the ex-dividend date, the dividend payment method, and related shareholder information. The document does not contain full financial statements or comprehensive financial performance data but focuses solely on the dividend distribution details. The document length is 2033 characters, which is relatively short and typical for a dividend announcement. Therefore, this document fits the category of a Notice of Dividend Amount (DIV).
2026-05-08 Chinese
独立董事述职报告（郑瑞茂）
Board/Management Information Classification · 95% confidence The document is an independent director's annual performance report for the year 2025, detailing the director's activities, attendance at board meetings, communication with auditors, and overall evaluation. It is a formal report by an individual director about their duties and observations during the year. This type of document is typically classified under Board/Management Information (MANG) as it relates to board members' roles and responsibilities rather than a full annual report or audit report. The document length is short (1860 characters), and it is not an announcement or certification but a substantive report by a board member. Therefore, the appropriate classification is MANG.
2026-04-13 Chinese
2025年度内部控制自我评价报告
Audit Report / Information Classification · 95% confidence The document is titled as an "Internal Control Self-Evaluation Report" for the year 2025 by Beijing Yiqiao Shenzhou Technology Co., Ltd. It contains detailed descriptions of the company's internal control systems, evaluation conclusions, scope, business areas, and defect recognition standards. The document is a comprehensive report on internal control effectiveness and does not appear to be an announcement or a brief summary. It is not a financial statement report like an Annual Report (10-K) or Interim Report (IR), nor is it a certification or regulatory filing. The content focuses on internal control evaluation, which aligns with the category of Audit Report / Information (AR), as it relates to internal control audit and evaluation results. The document length (6916 characters) supports it being a full report rather than a short announcement. Therefore, the best classification is AR (Audit Report / Information).
2026-04-13 Chinese
第三届董事会第二次会议决议公告
Board/Management Information Classification · 95% confidence The document is a detailed announcement of resolutions passed at the second meeting of the third board of directors of Beijing Yiqiao Shenzhou Technology Co., Ltd. It includes multiple agenda items such as approval of the 2025 annual report and its summary, the 2025 general manager's work report, the 2025 board work report, internal control self-assessment report, profit distribution plan, appointment of auditors, remuneration plans for directors and senior management, and other corporate governance matters. The document also states that these resolutions will be submitted to the 2025 annual shareholders meeting for approval. The document is not the annual report itself but a board meeting resolution announcement related to the annual report and other governance matters. It is a formal disclosure of board decisions, which fits the category of Board/Management Information (MANG). The document length is over 6000 characters and contains substantive content about board decisions, not just a brief announcement or a certification. Therefore, the correct classification is MANG with high confidence.
2026-04-13 Chinese

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