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Sobute New Materials Co., Ltd — Investor Relations & Filings

Ticker · 603916 Shanghai Stock Exchange Manufacturing
Open in API
Filings indexed 988 across all filing types
Latest filing 2026-04-15 Management Reports
Country CN China
Listing Shanghai Stock Exchange 603916

About Sobute New Materials Co., Ltd

Sobute New Materials Co., Ltd. specializes in the research, development, and manufacturing of high-performance civil engineering materials. The company's primary product portfolio includes polycarboxylate superplasticizers, concrete admixtures, crack resistance and waterproofing agents, and specialty mortars. These materials are engineered to enhance the durability, workability, and strength of concrete in complex infrastructure projects such as high-speed railways, bridges, tunnels, and hydroelectric power plants. Leveraging a State Key Laboratory, the organization focuses on technological innovation and provides integrated technical solutions for challenging construction environments. Its operations encompass the entire lifecycle of chemical admixtures, from molecular design and synthesis to application technology and field support.

Recent filings

Filing Released Lang Actions
估值提升计划进展报告
Management Reports Classification · 1% confidence The document is a standalone progress report of the company’s “valuation enhancement plan,” issued as a regulatory announcement by the board with detailed discussion of financial performance, business trends, R&D initiatives, governance improvements, investor relations and outlook. It is not simply a brief factsheet or earnings highlight, nor is it a proxy, dividend notice, or call transcript. It most closely matches the “Management Reports (MDA)” category, which covers management’s detailed explanation of results, business trends and outlook.
2026-04-15 Chinese
2025年度独立董事述职报告（钱承林）
Governance Information Classification · 1% confidence The document is titled “2025年度独立董事述职报告” and consists of an independent director’s annual performance and governance review, covering board/committee attendance, review of internal controls, audit communications, and compliance with governance rules. It is not an AGM presentation, financial results release, or appointment notice, but rather a governance‐focused report by a board member. This fits the Governance Information category (CGR).
2026-04-15 Chinese
审计委员会对2025年度会计师事务所履行监督职责情况报告
Audit Report / Information Classification · 1% confidence The document is a report issued by the company’s Audit Committee evaluating the external auditor’s performance and supervisory duties for the 2025 audit. It outlines the appointment, audit procedures, oversight activities, and the committee’s overall assessment of the audit firm. This is not a full annual report or earnings release but a standalone audit‐related report, matching the Audit Report / Information category.
2026-04-15 Chinese
2025年度独立董事述职报告（李力）
Governance Information Classification · 1% confidence The document is the annual performance report of an independent director (“独立董事述职报告”), detailing board attendance, committee work, communication, governance reviews and compliance with internal control and corporate governance processes. It is not the full Annual Report (10-K), an earnings release, or financing notice. Rather, it is a governance disclosure concerning board structure and oversight practices, fitting the “Governance Information (CGR)” category.
2026-04-15 Chinese
2025年度独立董事述职报告（余其俊）
Regulatory Filings
2026-04-15 Chinese
2025年度董事会工作报告
Management Reports Classification · 1% confidence The document is a detailed "Board of Directors Work Report" summarizing 2025 financial results, governance practices, board and committee activities, remuneration details, and outlook for 2026. It is not announcing board changes (MANG), nor a full Annual Report (10-K), and it is more substantive than a simple publication notice (RPA). It closely matches a management discussion and analysis style report, which falls under Management Reports (MDA).
2026-04-15 Chinese

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