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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 Annual Report
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
2024年年度报告摘要
Annual Report Classification · 95% confidence The document is titled as the "2024 年年度报告摘要" which translates to "2024 Annual Report Summary". It contains detailed financial data for the year 2024, including total assets, net profit, earnings per share, and quarterly financial data. It also includes information about the company's business segments, strategic initiatives, R&D investments, shareholder structure, and corporate governance matters. The document is over 9,000 characters long, indicating it is a substantive report rather than a brief announcement. The presence of audited financial data and comprehensive business discussion aligns with the characteristics of an Annual Report (10-K equivalent). Therefore, this document should be classified as an Annual Report (10-K).
2025-04-23 Chinese
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 Annual Internal Control Evaluation Report' for Changsha Jingjia Microelectronics Co., Ltd. It discusses the evaluation of the company's internal control effectiveness as of December 31, 2024, covering financial and non-financial internal controls, defect identification standards, and remediation status. The content is detailed and comprehensive, including internal control scope, standards, and specific control areas such as financial accounting, fundraising, investment, product quality, procurement, sales, asset management, related party transactions, guarantees, information disclosure, information systems, and subsidiary management. The document is a standalone internal control evaluation report, not an announcement or a brief summary. It does not fit categories like Annual Report (10-K) or Interim Report (IR) because it focuses specifically on internal control evaluation rather than full financial statements or quarterly results. It is not a certification or attestation letter, so it is not Regulatory Filings (RNS). The document is not related to board changes, earnings releases, or other categories. The best fitting category is Audit Report / Information (AR), as it is a standalone report on internal control evaluation, which is a type of audit-related information.
2025-04-23 Chinese
关于续聘会计师事务所的公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding the reappointment of an accounting firm (audit firm) for the upcoming fiscal year 2025. It details the background of the accounting firm, the audit committee's and board's approval, and the process for reappointment, but it does not contain any actual audit report, financial statements, or audit results. The document is relatively short (3167 characters) and serves as a formal notice about the continuation of the audit engagement rather than the audit report itself. Therefore, it is not an Audit Report (AR) or Annual Report (10-K), but rather an announcement related to audit firm appointment. This fits best under Regulatory Filings (RNS) as it is a regulatory announcement that does not fit other specific categories.
2025-04-23 Chinese
国泰海通证券股份有限公司关于长沙景嘉微电子股份有限公司2025年度日常关联交易预计额度的核查意见
Regulatory Filings Classification · 95% confidence The document is a detailed report from a sponsor (国泰海通证券股份有限公司) regarding the verification and opinion on the expected daily related-party transaction limits for the year 2025 for 长沙景嘉微电子股份有限公司. It includes detailed financial data, descriptions of related parties, transaction categories, amounts, and compliance with regulatory rules. The document is not an announcement of a report but contains substantive content and analysis related to related-party transactions, which is a regulatory compliance and governance matter. It is not a full annual or interim financial report, nor an earnings release or capital update. It is a regulatory compliance report focused on related-party transactions and their approval by the board and audit committee. This type of document fits best under Regulatory Filings (RNS) as it is a compliance disclosure and verification opinion rather than a financial report or meeting material.
2025-04-23 Chinese
关于2025年度日常关联交易预计额度的公告
Regulatory Filings Classification · 95% confidence The document is a detailed announcement from Changsha Jingjia Microelectronics Co., Ltd. regarding the expected daily related party transaction limits for the year 2025. It includes specifics about the types of related party transactions, the counterparties involved, their financial data, the board and supervisory committee approvals, and independent director opinions. The document is not a financial report like an annual or interim report, nor is it a call transcript or earnings release. It is a regulatory announcement about related party transactions, including approvals and disclosures required by stock exchange rules. This fits best under the category of Regulatory Filings (RNS), as it is a compliance disclosure about related party transactions and their expected limits, not a financial report or other specific filing type.
2025-04-23 Chinese
2024年度独立董事述职报告（赖湘军已离任）
Board/Management Information Classification · 95% confidence The document is titled as an "Independent Director's Annual Report" for the year 2024, detailing the independent director's duties, attendance at meetings, committee participation, communication with auditors, and overall evaluation of the company's governance and financial reporting. It is a detailed report on the independent director's activities and oversight during the year, rather than a general annual report or financial statement. It does not contain financial statements or earnings data but focuses on governance and director duties. This fits best under Board/Management Information (MANG), which includes announcements and reports related to board members and senior management activities.
2025-04-23 Chinese

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