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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 2025-08-28 Capital/Financing Update
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
关于与专业投资机构共同参与投资产业基金的公告
Capital/Financing Update Classification · 95% confidence The document is a detailed announcement by Changsha Jingjia Microelectronics Co., Ltd. regarding its participation as a limited partner in an industrial investment fund. It includes extensive information about the investment fund, the partners, the investment amount, the fund's structure, investment strategy, risk disclosures, and the impact on the company. The document is an announcement of a capital investment activity by the company, describing the company's financing and investment actions. It is not a financial report, earnings release, or regulatory certification. The content fits best under the category of Capital/Financing Update (CAP), as it details the company's investment in a fund and related capital commitments. The document length (9350 characters) and detailed content confirm it is not a mere announcement of a report publication or a regulatory filing. Therefore, the classification is CAP with high confidence.
2025-08-28 Chinese
关于公司高级管理人员减持计划实施完成的公告
Director's Dealing Classification · 100% confidence The document is an announcement regarding the completion of a share reduction plan by a senior management member, Liu Peifu, including details of the shares sold, prices, and compliance with regulatory requirements. It reports on a personal share transaction by a company director/executive. The document length is short (1346 characters) and focuses on insider share dealings, not on financial results or company performance. Therefore, it fits the category of Director's Dealing (DIRS).
2025-08-25 Chinese
战略委员会工作细则
Governance Information Classification · 100% confidence The document is titled '战略委员会工作细则' which translates to 'Strategic Committee Working Rules' and is issued by the board of directors of the company. It details the structure, responsibilities, procedures, and rules governing the Strategic Committee, a specialized board committee. The content focuses on governance, committee composition, meeting procedures, and decision-making processes. There is no financial data, no mention of financial results, no regulatory filings, no voting results, no announcements of reports, or any other financial or legal disclosures. This document is a governance-related internal rules document describing the company's board committee structure and practices. Therefore, it fits best under Governance Information (CGR). The document length is 2937 characters, which is not a brief announcement but a full set of governance rules, confirming it is not a mere announcement or regulatory filing.
2025-08-18 Chinese
内部审计制度
Governance Information Classification · 95% confidence The document is titled '内部审计制度' (Internal Audit System) and details the internal audit policies, responsibilities, organizational structure, and procedures of the company 长沙景嘉微电子股份有限公司. It extensively covers internal audit functions, audit committee roles, internal control evaluations, and reporting requirements. There is no indication that this is an announcement or a brief summary; rather, it is a detailed internal governance document. It does not contain financial statements or quarterly/yearly financial results, so it is not an Annual Report (10-K) or Interim Report (IR). It is not a certification or a regulatory filing in the narrow sense, nor is it a remuneration, voting, or capital change announcement. The document is a governance-related report focusing on internal audit and control systems, which fits best under Governance Information (CGR). The document length (6042 characters) and content support this classification with high confidence.
2025-08-18 Chinese
会计师事务所选聘制度
Governance Information Classification · 95% confidence The document is titled '会计师事务所选聘制度' which translates to 'Accounting Firm Selection System' and details the procedures, requirements, and governance related to the selection, appointment, and supervision of the company's accounting firm. It includes references to regulatory compliance, audit committee responsibilities, and disclosure requirements related to the accounting firm. There is no actual financial data, audit reports, or financial statements included. Instead, it is a governance and procedural document outlining internal rules and policies for selecting auditors. This fits best under Governance Information (CGR), which covers reports detailing the company's internal rules, board structure, and governance practices. The document length is about 4769 characters, and it is a full policy document, not a brief announcement or certification. Therefore, the classification is CGR with high confidence.
2025-08-18 Chinese
公司章程
Governance Information Classification · 100% confidence The document is titled as the "Company Articles of Association" (公司章程) for Changsha Jingjia Microelectronics Co., Ltd. It contains detailed provisions about the company's organization, shareholder rights, board structure, management, share issuance, and other governance matters. It references relevant laws and regulations such as the Company Law, Securities Law, and Shenzhen Stock Exchange rules. The content is a comprehensive governance document outlining the internal rules and operational framework of the company rather than a financial report, announcement, or meeting material. It is not an Annual Report, Interim Report, Earnings Release, nor a Meeting presentation or voting result. It is not a regulatory filing or legal proceeding update. The document fits the definition of Governance Information (CGR), which covers reports detailing the company's internal rules, board structure, and governance practices.
2025-08-18 Chinese

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