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Shenzhen Q&D Circuits Co., Ltd. — Investor Relations & Filings

Ticker · 301628 ISIN · CNE100006P71 Shenzhen Stock Exchange Manufacturing
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Filings indexed 235 across all filing types
Latest filing 2026-06-02 Regulatory Filings
Country CN China
Listing Shenzhen Stock Exchange 301628

About Shenzhen Q&D Circuits Co., Ltd.

https://www.qdcircuits.com

Shenzhen Q&D Circuits Co., Ltd. specializes in the fabrication and assembly of high-precision printed circuit boards (PCBs). The company provides a comprehensive range of products, including multilayer boards, High Density Interconnect (HDI) PCBs, flexible and rigid-flex circuits, and metal core PCBs. Its service portfolio encompasses PCB design, rapid prototyping, and full-scale manufacturing, alongside integrated Printed Circuit Board Assembly (PCBA) solutions. Q&D Circuits serves diverse global sectors such as telecommunications, industrial automation, medical instrumentation, automotive electronics, and aerospace. The firm emphasizes advanced manufacturing technologies and stringent quality control systems to meet complex technical requirements and high-reliability standards. By offering quick-turn delivery and scalable production, the company supports clients from initial R&D phases through to volume commercialization.

Recent filings

Filing Released Lang Actions
广东信达律师事务所关于深圳市强达电路股份有限公司向不特定对象发行可转换公司债券之补充法律意见书（二）
Regulatory Filings Classification · 90% confidence The document is a supplemental legal opinion (“法律意见书”) provided by a law firm in connection with the issuer’s convertible bond offering and responses to review inquiries from the Shenzhen Stock Exchange. It contains legal attestations, due diligence steps, and counsel conclusions rather than financial statements or management discussion. It is not an Annual Report, Interim Report, investor presentation, or an announcement of financial results. Instead, it is a compliance/legal opinion letter as part of the regulatory filing process. Under the certification rule for officer/legal attestations and the fallback classification, this should be classified as a Regulatory Filing.
2026-06-02 Chinese
中汇会计师事务所关于深圳市强达电路股份有限公司向不特定对象发行可转换公司债券的审核问询函有关财务问题回复的专项说明（2025年度财务数据更新）
Regulatory Filings Classification · 85% confidence The document is a lengthy, detailed reply to a Shenzhen Stock Exchange inquiry letter regarding a proposed convertible bond issuance. It is not an earnings release, annual or interim report, audit report, or simple announcement of results—it is a compliance filing responding to regulatory questions on a financing proposal. It does not contain standalone audited financial statements (AR), nor is it a pure capital markets announcement (CAP) of issuance terms; rather, it is part of the regulatory approval process. As such, it falls under the general regulatory filings category (RNS).
2026-06-02 Chinese
关于向不特定对象发行可转换公司债券的审核问询函回复及募集说明书等申请文件更新的提示性公告
Capital/Financing Update Classification · 85% confidence The document is an announcement by Shenzhen Qiangda Circuit Co., Ltd. regarding updates to the application documents (audit inquiry response and prospectus) for issuing convertible bonds to unspecified investors. This relates directly to the company’s fundraising and capital structure changes, fitting the definition of a Capital/Financing Update. It is not the full prospectus itself but a notice of updates to that prospectus tied to the financing transaction.
2026-06-02 Chinese
招商证券股份有限公司关于深圳市强达电路股份有限公司向不特定对象发行可转换公司债券之上市保荐书（2025年度财务数据更新）
Capital/Financing Update Classification · 90% confidence The document is the listing sponsorship (上市保荐书) application for Shenzhen Qiangda Circuit’s issuance of convertible corporate bonds to unspecified investors. It outlines the bond issuance structure, company overview, financial statements, sponsor’s responsibilities, and procedural compliance – i.e., a financing transaction rather than a routine quarterly report or annual report. This clearly falls under capital/financing activities (CAP).
2026-06-02 Chinese
招商证券股份有限公司关于深圳市强达电路股份有限公司向不特定对象发行可转换公司债券之发行保荐书（2025年度财务数据更新）
Capital/Financing Update Classification · 87% confidence The document is a detailed sponsorship letter (发行保荐书) by 招商证券 for 深圳市强达电路向不特定对象发行可转换公司债券, containing the underwriting proposal, legal and regulatory compliance, issuer’s financials and terms of the convertible bond issuance. It is not a general financial report (10-K or IR) nor a simple announcement or certification. It clearly relates to a fundraising activity (convertible bond issuance) and thus fits the Capital/Financing Update category.
2026-06-02 Chinese
向不特定对象发行可转换公司债券募集说明书（申报稿）（2025年度财务数据更新）
Capital/Financing Update Classification · 98% confidence The document is a detailed prospectus (“募集说明书”) for the issuance of convertible bonds to the public by Shenzhen Qiangda Circuit Co., Ltd. It outlines the terms of the bond issuance, risk factors, financial information, use of proceeds, and other sections typical of a fundraising prospectus. This is not a corporate annual or interim report, nor a regulatory announcement or proxy statement; it is a substantive financing document. Thus, it falls under Capital/Financing Update (CAP).
2026-06-02 Chinese

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