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Shandong Sito Bio-technology Co., Ltd. — Investor Relations & Filings

Ticker · 300583 LEI · 836800ENMRCW06CD2U25 Shenzhen Stock Exchange Manufacturing
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Filings indexed 1,380 across all filing types
Latest filing 2026-05-08 Regulatory Filings
Country CN China
Listing Shenzhen Stock Exchange 300583

About Shandong Sito Bio-technology Co., Ltd.

https://www.sitobiotech.com

Shandong Sito Bio-technology Co., Ltd. specializes in the research, development, and production of steroid hormone intermediates and active pharmaceutical ingredients (APIs). The company utilizes biological fermentation technology to transform phytosterols into critical precursors, including 4-AD, ADD, and 9-OH-AD. These materials are fundamental components for the synthesis of glucocorticoids, sex hormones, and progestogens. By integrating microbial strain engineering with large-scale industrial fermentation, the company provides high-purity raw materials for global drug manufacturing. Its operations emphasize green chemistry and sustainable production methods, maintaining a comprehensive supply chain that spans from raw material processing to the delivery of specialized chemical intermediates.

Recent filings

Filing Released Lang Actions
关于参加2026年山东辖区上市公司投资者网上集体接待日活动的公告
Regulatory Filings
2026-05-08 Chinese
关于回购公司股份的进展公告
Regulatory Filings
2026-05-08 Chinese
2025年度募集资金年度存放、管理与使用情况鉴证报告
Audit Report / Information Classification · 90% confidence The document is a formal assurance (鑑證) report prepared by an accounting firm on the annual deposit, management, and use of funds raised by the company under Chinese securities regulations. It includes the auditor’s responsibilities, scope, and conclusion, as well as the company’s special report on use of proceeds. This is not a full annual or interim report, nor an earnings release or investor presentation. It is a standalone audit/verification report on financial compliance. Therefore, it falls under Audit Report / Information (AR).
2026-04-27 Chinese
2025年年度审计报告
Regulatory Filings
2026-04-27 Chinese
2025年年度报告
Annual Report Classification · 95% confidence The document is the full “2025年年度报告” of Shandong Sito Biotechnology Co., Ltd., covering the entire fiscal year (2025), with detailed sections including business overview, management discussion & analysis, corporate governance, environmental/social information, financial statements, and audit references. This matches the definition of an Annual Report (full-year report). FY 2025
2026-04-27 Chinese
国金证券股份有限公司关于山东赛托生物科技股份有限公司持续督导之保荐总结报告书
Regulatory Filings Classification · 75% confidence The document is a continuous supervision (“持续督导”) sponsor summary report (“保荐总结报告书”) filed by the sponsor (Guojin Securities) under Chinese securities issuance and listing sponsorship rules. It is not an annual/quarterly report, earnings release, board change, capital notice, or other specific category. It represents a regulatory compliance filing that does not neatly map to other categories, so it falls under the fallback Regulatory Filings category.
2026-04-27 Chinese

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