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Changsha Jingjia Microelectronics Co.,Ltd. — Investor Relations & Filings

Ticker · 300474 ISIN · CNE100002664 Shenzhen Stock Exchange Manufacturing
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Filings indexed 1,440 across all filing types
Latest filing 2025-04-23 AGM Information
Country CN China
Listing Shenzhen Stock Exchange 300474

About Changsha Jingjia Microelectronics Co.,Ltd.

https://www.jingjiamicro.com

Changsha Jingjia Microelectronics Co., Ltd. specializes in the research, development, and production of high-performance integrated circuits and electronic systems. The company is primarily recognized for its expertise in graphics processing units (GPUs), having developed the JM series of chips, including the JM5400, JM7200, and JM9 series, which support various graphics standards and high-definition display requirements. Beyond semiconductor design, the firm provides comprehensive solutions for graphics display and control, radar signal processing, and wireless communication. Its product portfolio includes graphics interface modules, airborne multifunctional displays, and specialized signal processing boards. These technologies serve demanding sectors such as aerospace, industrial automation, and high-end computing. The company focuses on delivering high-reliability hardware and software integration to meet complex technical specifications.

Recent filings

Filing Released Lang Actions
关于召开2024年年度股东大会的通知
AGM Information Classification · 100% confidence The document is a detailed notice about the convening of the 2024 Annual General Meeting (AGM) of Changsha Jingjia Microelectronics Co., Ltd. It includes information about the meeting date, voting procedures (both onsite and online), agenda items to be voted on (including the 2024 annual report, board reports, financial statements, profit distribution, auditor reappointment, and remuneration proposals), registration details for attendees, and attachments such as proxy forms and voting instructions. The document does not contain the actual annual report or financial statements but rather serves as an official announcement and invitation to the AGM with relevant procedural details. Therefore, it fits the category of AGM Information (AGM-R) rather than the Annual Report (10-K) or other categories.
2025-04-23 Chinese
内部控制审计报告
Audit Report / Information Classification · 100% confidence The document is titled '内部控制审计报告' which translates to 'Internal Control Audit Report'. It is issued by an accounting firm and addresses the effectiveness of internal controls over financial reporting as of December 31, 2024. The content includes auditor responsibilities, company responsibilities, and an audit opinion on internal control effectiveness. The document length is 1098 characters, indicating it is a standalone audit report rather than a full annual report or interim report. There is no indication that this is an announcement or a certification letter. Therefore, this document fits the category of an Audit Report / Information (AR).
2025-04-23 Chinese
2024年度独立董事述职报告（张华）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Work Report for 2024" from a specific independent director of the company. It details the director's activities, attendance at board and shareholder meetings, committee work, communication with auditors, and oversight of company governance and financial reporting. The content focuses on the director's duties, compliance with laws and regulations, and protection of shareholder interests. It is a narrative report on the director's annual work and responsibilities rather than a full financial report, audit report, or regulatory filing. This type of document is typically classified under Board/Management Information (MANG) as it relates to management and board-level disclosures about governance and director activities. The document length is about 5,000 characters, which is consistent with a detailed report but not a full annual or interim financial report. There is no indication that this is a call transcript, earnings release, or other categories. Therefore, the best fit is MANG.
2025-04-23 Chinese
关于2024年限制性股票激励计划第一个归属期条件未成就并作废部分已授予但尚未归属的限制性股票的公告
Capital/Financing Update Classification · 95% confidence The document is an official announcement from a company regarding the cancellation of a portion of restricted stock awards that did not meet vesting conditions. It details the stock incentive plan, the number of shares affected, the reasons for cancellation (including performance targets not met and employee departures), and approvals from the board and supervisory committee. The document is a formal disclosure about changes in the company's stock incentive plan and related share cancellations, not a full financial report or audit report. It is not a report publication announcement since it contains substantive information about the stock incentive plan and its adjustments. This type of announcement fits best under the category of Capital/Financing Update (CAP), as it relates to changes in the company's capital structure through stock incentives and cancellations thereof.
2025-04-23 Chinese
董事会对独董独立性评估的专项意见
Board/Management Information Classification · 95% confidence The document is a special opinion from the board of directors regarding the independence assessment of the company's independent directors. It references regulatory guidelines related to independent directors and their independence criteria. There is no financial data, no mention of financial results, no report publication, no voting results, or any other report type. This is a governance-related document focused on board/management information about director independence. Therefore, the most appropriate classification is Board/Management Information (MANG). The document length is short but contains substantive content about board evaluation, not just an announcement or certification.
2025-04-23 Chinese
2024年度独立董事述职报告（杜四春）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Work Report for 2024" from Changsha Jingjia Microelectronics Co., Ltd. It details the independent director's activities, attendance at board and shareholder meetings, committee work, communication with auditors, and oversight of governance and compliance matters during the 2024 fiscal year. The content focuses on the director's duties, governance, and compliance rather than financial results or audit opinions. It is a detailed report on board/management information and governance-related activities rather than a financial report or audit report. Therefore, the document fits best under the category of Board/Management Information (MANG). The document length (5183 characters) and detailed content support this classification rather than a brief announcement or a regulatory filing.
2025-04-23 Chinese

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