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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 485 across all filing types
Latest filing 2026-04-13 Audit Report / Informat…
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
非经营性资金占用及其他关联资金往来的专项说明
Audit Report / Information Classification · 95% confidence The document is a special explanatory statement regarding non-operating fund occupation and other related party fund transactions of Beijing Yiqiao Shenzhou Technology Co., Ltd. It includes a summary table of these transactions for the fiscal year 2025. The document references an audit report with an unqualified opinion issued by an accounting firm, and it is intended for disclosure alongside the annual report. The content focuses on detailed financial data about related party transactions and fund usage, which is typically part of audit-related disclosures or special audit explanations. It is not the full annual report itself, nor is it a brief announcement or a certification letter. Given the detailed financial data and the audit context, this document fits best under the category of Audit Report / Information (AR), as it is a standalone audit-related report focusing on specific financial audit matters related to non-operating funds and related party transactions. FY 2025
2026-04-13 Chinese
关于控股股东部分股份质押的公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding the pledge of shares by a controlling shareholder. It details the number of shares pledged, the proportion of total shares, the pledge period, and the pledgee. It also includes assurances about the absence of forced liquidation risks and the impact on company operations. There are no financial statements, earnings data, or management discussion of financial results. The document is a regulatory announcement about a shareholder's share pledge, which fits the category of Regulatory Filings (RNS) as it does not fall under more specific categories like capital changes or director dealings. The document length is short and it is a formal disclosure of share pledge information.
2026-03-20 Chinese
关于全资子公司通过高新技术企业认定的公告
Regulatory Filings Classification · 95% confidence The document is a short announcement from Beijing Yiqiao Shenzhou Technology Co., Ltd. regarding its wholly-owned subsidiary receiving a High-Tech Enterprise Certificate. It includes details about the certificate, its validity, and the related tax benefits. The document is brief (562 characters) and serves as a formal notification to investors about this certification and its implications. There is no financial data, no detailed report, or management discussion. It is not an annual or interim report, nor a regulatory filing about legal or governance matters. It is an announcement about a corporate event related to tax status and certification. Given the short length and nature, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous announcements that do not fit other specific categories.
2026-03-02 Chinese
关于控股股东部分股份质押的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement regarding the pledge of shares by a controlling shareholder of the company. It details the number of shares pledged, the proportion of shares pledged relative to total holdings and company capital, and confirms there is no risk of forced liquidation or impact on company operations. The document is a formal disclosure of a shareholder's share pledge event, which is a capital/financing activity related to the company's share capital structure. It is not a full financial report, audit, or management discussion, nor is it a voting result or regulatory compliance filing. The document length is short (2646 characters) and it contains detailed information about share pledge, which fits the Capital/Financing Update category rather than a simple announcement or regulatory filing. Therefore, the appropriate classification is Capital/Financing Update (CAP).
2025-12-23 Chinese
关于完成工商变更登记并换发营业执照的公告
Regulatory Filings Classification · 95% confidence The document is a public announcement from Beijing Yiqiao Shenzhou Technology Co., Ltd. regarding the completion of industrial and commercial registration changes and the issuance of a new business license. It references board meetings and shareholder meetings where company type changes and amendments to the articles of association were approved. The document is short (881 characters) and primarily serves as a formal notification of corporate registration updates and business license issuance. It does not contain financial data, audit information, or detailed management reports. It is not a report itself but an announcement of a corporate change. Therefore, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2025-12-12 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 a controlling shareholder. It details the number of shares released from pledge, the shareholder's total pledged shares, and confirms no risk of forced liquidation. The document is a formal disclosure of a change in share pledge status, which relates to capital structure but is not a full financial report or earnings release. It is not a report publication or certification. This fits best under Capital/Financing Update (CAP) as it concerns financing activities related to share pledges.
2025-12-09 Chinese

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