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SHENZHEN BLUETRUM TECHNOLOGY CO., LTD. — Investor Relations & Filings

Ticker · 688332 ISIN · CNE100006699 Shanghai Stock Exchange Manufacturing
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Filings indexed 422 across all filing types
Latest filing 2026-04-08 Capital/Financing Update
Country CN China
Listing Shanghai Stock Exchange 688332

About SHENZHEN BLUETRUM TECHNOLOGY CO., LTD.

https://www.bluetrum.com/

SHENZHEN BLUETRUM TECHNOLOGY CO., LTD. specializes in the design and development of low-power wireless communication and high-performance audio SoC (System-on-Chip) solutions. The company focuses on integrated circuits for Bluetooth audio applications, including TWS earbuds, wireless headsets, and portable speakers. Its product portfolio features highly integrated RISC-V based architectures that combine RF, baseband, and power management units. Bluetrum provides comprehensive hardware and software development platforms for consumer electronics, wearable devices, and IoT applications. The company is recognized for its cost-effective, energy-efficient chipsets that support advanced features such as active noise cancellation (ANC), environmental noise cancellation (ENC), and low-latency transmission.

Recent filings

Filing Released Lang Actions
关于向全资子公司提供担保的公告
Capital/Financing Update Classification · 95% confidence The document is an announcement regarding the provision of a guarantee by the parent company to its wholly owned subsidiary. It details the guarantee amount, the board approval, and the rationale behind the guarantee. There are no financial statements or detailed financial performance data presented. The document is a formal disclosure of a financing-related activity (providing a guarantee) rather than a full financial report or earnings release. It fits the category of Capital/Financing Update (CAP) as it relates to financing activities and guarantees provided by the company.
2026-04-08 Chinese
中国国际金融股份有限公司关于深圳市中科蓝讯科技股份有限公司使用暂时闲置募集资金进行现金管理事项的核查意见
Capital/Financing Update Classification · 95% confidence The document is a detailed report from a financial institution acting as a sponsor regarding the use of temporarily idle raised funds by Shenzhen Zhongke Lanxun Technology Co., Ltd. for cash management purposes. It includes specifics about the amount of funds raised, the projects funded, the board approval for cash management, investment products involved, risk control measures, and compliance with regulatory rules. The document is not a brief announcement but a substantive report on the use of funds and related governance. It does not contain quarterly or annual financial statements, nor is it a transcript or a proxy statement. It is a regulatory compliance report related to capital use and cash management of raised funds. This fits best under the category of Capital/Financing Update (CAP), as it updates on the company's use of capital raised and its management thereof. The document length is under 5,000 characters but contains detailed substantive content, so it is not a mere announcement (RPA) or a regulatory filing (RNS).
2026-04-08 Chinese
关于深圳市中科蓝讯科技股份有限公司会计估计变更的说明
Audit Report / Information Classification · 95% confidence The document is a formal explanation regarding a change in accounting estimates by Shenzhen Zhongke Lanxun Technology Co., Ltd., approved by the board of directors. It details the nature of the accounting estimate change, its reasons, implementation date, and impact. The document is issued by an accounting firm (Tianjian CPA Firm) providing an audit opinion on the reasonableness and compliance of the change with accounting standards. It is not a full annual or interim report, nor a simple announcement. It is a standalone audit-related report focusing on accounting principles and their application, consistent with an Audit Report / Information filing. The document length is short but contains substantive content about accounting estimate changes and audit opinion, not merely an announcement or certification letter. Therefore, the appropriate classification is AR (Audit Report / Information).
2026-04-08 Chinese
中国国际金融股份有限公司关于深圳市中科蓝讯科技股份有限公司2025年度持续督导工作现场检查报告
Audit Report / Information Classification · 95% confidence The document is titled as a "现场检查报告" (on-site inspection report) by the sponsor institution China International Capital Corporation Limited regarding the continuous supervision work for Shenzhen Zhongke Lanxun Technology Co., Ltd. for the year 2025. It references regulatory approvals, the sponsor's supervisory duties, and detailed findings on governance, internal controls, information disclosure, independence, use of raised funds, related party transactions, guarantees, investments, and operating conditions. The document is a detailed report of the sponsor's on-site inspection and supervision activities, not a full annual or interim financial report, nor an earnings release or other financial statement. It is a standalone audit/supervisory report related to regulatory compliance and ongoing sponsor duties. The document length is 3236 characters, which is relatively short but contains substantive content and detailed findings, not merely an announcement or certification. Therefore, it fits best under Audit Report / Information (AR).
2026-03-31 Chinese
关于2025年度计提减值准备的公告
Regulatory Filings Classification · 95% confidence The document is an announcement from Shenzhen Zhongke Lanxun Technology Co., Ltd. regarding the provision for impairment losses for the fiscal year 2025. It details the amounts of credit impairment losses and asset impairment losses, explaining the accounting basis and impact on the company's consolidated profit. The document is relatively short (1250 characters) and serves as a formal announcement of the impairment provision rather than a full financial report. It does not contain comprehensive financial statements or detailed analysis typical of an Annual Report (10-K) or Interim Report (IR). It also does not fit categories like Audit Report, Earnings Release, or Management Report. The content is a regulatory announcement about accounting estimates and provisions, which aligns best with a Regulatory Filing (RNS) as a general announcement that does not fit other specific categories.
2026-02-27 Chinese
2025年度业绩快报公告
Earnings Release Classification · 95% confidence The document is titled as a "2025年度业绩快报公告" which translates to "2025 Annual Performance Express Report Announcement." It contains preliminary financial data and key financial metrics for the year 2025, including revenue, profit, net income, earnings per share, and asset values. The data is explicitly stated as preliminary and unaudited, with a note that the final audited data will be in the 2025 Annual Report. The document is relatively short (2172 characters) and serves as a summary or quick announcement of financial results rather than a full detailed report. It also includes a risk warning about the preliminary nature of the data. This type of document corresponds to an Earnings Release (ER), which is an initial announcement of quarterly or annual financial results with key highlights only, not the full annual report (10-K).
2026-02-27 Chinese

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