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Shenzhen Sunmoon Microelectronics Co., Ltd. — Investor Relations & Filings

Ticker · 688699 ISIN · CNE100005D84 Shanghai Stock Exchange Manufacturing
Open in API
Filings indexed 517 across all filing types
Latest filing 2025-04-25 Audit Report / Informat…
Country CN China
Listing Shanghai Stock Exchange 688699

About Shenzhen Sunmoon Microelectronics Co., Ltd.

https://www.chinaasic.com/

Shenzhen Sunmoon Microelectronics Co., Ltd. is a fabless semiconductor design house specializing in high-performance analog and mixed-signal integrated circuits. The company primarily focuses on the research, development, and distribution of LED driver ICs, power management chips, and smart lighting control systems. Its product portfolio includes linear constant current drivers, switch-mode power supplies, and specialized controllers for LED displays and architectural lighting. By leveraging advanced circuit design and process technologies, the company provides solutions characterized by high efficiency, thermal stability, and integration. These components are widely utilized in general illumination, commercial signage, automotive lighting, and smart home applications. The firm provides scalable and energy-efficient semiconductor solutions for global lighting and display manufacturers.

Recent filings

Filing Released Lang Actions
2024年度内部控制评价报告
Audit Report / Information Classification · 95% confidence The document is titled "2024年度内部控制评价报告" which translates to "2024 Internal Control Evaluation Report". It discusses the evaluation of the company's internal control effectiveness as of December 31, 2024, including financial and non-financial internal control defects, their identification standards, and remediation status. The document is a detailed report on internal control evaluation, which is typically part of audit-related disclosures. It is not an annual report (10-K), earnings release, or a simple announcement. The content focuses on internal control evaluation and audit opinions related to internal controls, which aligns with the definition of an Audit Report / Information (AR). The document length is 4313 characters, which is sufficient to be a full report rather than a brief announcement. Therefore, the most appropriate classification is AR (Audit Report / Information).
2025-04-25 Chinese
2024年度内部控制审计报告
Regulatory Filings
2025-04-25 Chinese
关于使用闲置自有资金进行现金管理的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement by Shenzhen Mingwei Electronics Co., Ltd. regarding the use of idle self-owned funds for cash management. It details the board and supervisory committee's approval of using up to RMB 650 million of idle funds to purchase safe, liquid financial products. The document includes the purpose, source of funds, investment scope, risk control measures, and opinions from the board and supervisory committee. It is a formal disclosure about financing and capital management activities, not a financial report, earnings release, or regulatory certification. The content aligns with updates on company fundraising or capital structure changes, specifically cash management of idle funds. Therefore, the document fits best under Capital/Financing Update (CAP). The document length is under 5,000 characters but contains substantive information about capital use, not merely an announcement of a report publication or certification, so it is not RPA or RNS.
2025-04-25 Chinese
2024年度“提质增效重回报”行动方案评估报告暨2025年度“提质增效重回报”行动方案
Management Reports Classification · 95% confidence The document is titled as an "Action Plan Assessment Report" for 2024 and a plan for 2025 by Shenzhen Mingwei Electronics Co., Ltd. It discusses the company's operational performance, strategic initiatives, shareholder returns, governance improvements, investor relations, and future outlook. It contains detailed narrative on business strategy, financial performance metrics (revenue, net profit), R&D efforts, share repurchase activities, governance updates, and investor communication plans. The document is about 4396 characters, which is relatively short but contains substantive content rather than just an announcement or a certification. It is not a typical annual report (10-K) or interim report (IR) with full financial statements, nor is it a simple announcement of voting results or a proxy statement. It is a comprehensive management-level report focusing on business strategy, operational results, shareholder returns, and governance improvements, which aligns best with a Management Reports (MDA) filing type. Therefore, the classification is MDA with high confidence.
2025-04-25 Chinese
董事会关于独立董事独立性情况的专项报告
Governance Information Classification · 95% confidence The document is a special report from the board of directors regarding the independence of the company's independent directors. It references regulatory guidelines about independent directors and confirms their independence status. The content is focused on governance and compliance with listing rules, specifically about board members' independence. It is not a full annual report, audit report, or financial statement. It is not an announcement of voting results or a meeting presentation. This fits best under Governance Information (CGR), which covers reports detailing the company's internal rules, board structure, and governance practices.
2025-04-25 Chinese
2024年度独立董事述职报告（罗丽红）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Work Report" for the year 2024 by an independent director of Shenzhen Mingwei Electronics Co., Ltd. It details the director's background, attendance at board and shareholder meetings, committee participation, communication with auditors, oversight of financial reports, and other governance-related activities. The content focuses on the independent director's duties, governance, and supervisory roles rather than presenting financial statements or audit results. It is a detailed report on board/management information, specifically the independent director's annual work and governance oversight. The document length is 3738 characters, which is relatively short but contains substantive content about board activities and management changes (e.g., appointment of new directors and senior management). This fits best under the category of Board/Management Information (MANG). It is not an audit report, annual report, or regulatory filing, nor is it a simple announcement or certification. Therefore, the classification is MANG with high confidence.
2025-04-25 Chinese

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