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Shanghai Wisdom Information Technology Co., Ltd. — Investor Relations & Filings

Ticker · 301315 ISIN · CNE1000064J7 Shenzhen Stock Exchange Manufacturing
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Filings indexed 273 across all filing types
Latest filing 2025-04-21 Audit Report / Informat…
Country CN China
Listing Shenzhen Stock Exchange 301315

About Shanghai Wisdom Information Technology Co., Ltd.

https://www.wsdinfo.com

Shanghai Wisdom Information Technology Co., Ltd., operating primarily under the brand DFRobot, specializes in the development and manufacturing of open-source hardware and robotics components. The company provides a comprehensive ecosystem of products including microcontrollers, sensors, actuators, and communication modules designed for makers, researchers, and educators. Key offerings include the Gravity series of plug-and-play modules and various robotic platforms. The firm focuses on lowering the barriers to electronics and robotics through accessible hardware and educational resources, supporting applications in the Internet of Things (IoT), artificial intelligence, and STEM education. Its product portfolio caters to a global community of developers and hobbyists seeking modular and scalable solutions for rapid prototyping and technical learning.

Recent filings

Filing Released Lang Actions
2024年度募集资金存放与使用情况专项报告的鉴证报告
Audit Report / Information Classification · 95% confidence The document is a verification (assurance) report by a certified public accountant on the company's 2024 annual report regarding the deposit and use of raised funds. It references regulatory guidelines from the China Securities Regulatory Commission and Shenzhen Stock Exchange about the management and use of raised funds. The document is titled as a '鉴证报告' (assurance report) on a '募集资金专项报告' (special report on raised funds). It is not the full annual report itself but a standalone audit/assurance report on a specific aspect of the company's financials related to fundraising. The document length is short (1354 characters), but it contains substantive assurance content, not just an announcement. Therefore, it fits best under Audit Report / Information (AR), which includes standalone audit reports and applied accounting principles related to specific financial aspects, excluding full annual reports. FY 2024
2025-04-21 Chinese
关于股东权益变动的提示性公告
Major Shareholding Notification Classification · 95% confidence The document is a detailed announcement regarding a change in shareholder equity due to a non-transactional transfer of shares between two parties related by divorce. It explicitly states that the change does not affect the actual control of the company and does not involve a change in control or management. The document includes detailed shareholding percentages before and after the change, explanations of compliance with regulatory guidelines on shareholding and share reduction, and a description of an agreement on acting in concert between the involved parties. It also references related filings such as a "简式权益变动报告书" (Simplified Equity Change Report) and "详式权益变动报告书" (Detailed Equity Change Report) filed on the same day. The content focuses on the change in major shareholding and the related shareholder agreements, which fits the definition of a Major Shareholding Notification (MRQ). The document is not a full financial report, earnings release, or management report, nor is it a proxy, dividend, or capital change announcement. It is a regulatory disclosure about a significant change in share ownership levels, consistent with the MRQ category.
2025-04-20 Chinese
详式权益变动报告书
Major Shareholding Notification Classification · 100% confidence The document is titled as a "详式权益变动报告书" which translates to a "Detailed Equity Change Report." It is issued by an individual shareholder, XU XIANGFENG, disclosing an increase in shareholding in Shanghai Weiston Information Technology Co., Ltd. The document includes detailed information about the shareholder, the nature and purpose of the equity change (due to divorce property division), the number and percentage of shares held before and after the change, agreements related to the change, and future plans. It also references relevant Chinese securities laws and regulations governing equity changes and disclosures. The document is lengthy (over 12,000 characters) and contains substantive content about shareholding changes, not just an announcement or a brief summary. This matches the definition of a Major Shareholding Notification (MRQ), which covers notifications of changes in significant share ownership levels crossing thresholds. It is not an Annual Report, Earnings Release, or any other category. Therefore, the correct classification is MRQ with high confidence.
2025-04-20 Chinese
简式权益变动报告书
Major Shareholding Notification Classification · 100% confidence The document is titled as a "简式权益变动报告书" which translates to a "Simplified Equity Change Report." It details the change in shareholding of an individual shareholder (茆宇忠) in Shanghai Weiston Information Technology Co., Ltd., including the nature of the shareholding change, the reasons (divorce property division), and the agreement of acting in concert with another party. It includes detailed disclosures about the shareholder's holdings before and after the change, the legal basis for the report, and compliance with relevant securities laws and regulations. The document is a formal notification of a change in major shareholding and related agreements, not a financial report, earnings release, or management discussion. It fits the definition of a Major Shareholding Notification (MRQ), which covers notifications of changes in significant share ownership levels crossing thresholds. The document length (8074 characters) and content confirm it is the report itself, not just an announcement of a report publication or a certification. Therefore, the correct classification is MRQ with high confidence.
2025-04-20 Chinese
关于5%以上股东减持股份比例变动触及1%整数倍的公告
Major Shareholding Notification Classification · 100% confidence The document is an announcement regarding a change in shareholding by a shareholder holding more than 5% of the company's shares. It details the reduction in shareholding by Shanghai Congwei Consulting Management Partnership (Limited Partnership) from 7.41% to 7.00%, which is a change touching a 1% integer multiple. The document includes specifics about the shareholding change, the method of reduction, and confirms compliance with prior disclosed plans and legal regulations. There is no financial report, earnings data, or management discussion. The content fits the definition of a Major Shareholding Notification, which reports changes in significant share ownership levels crossing thresholds.
2025-03-28 Chinese
北京市金杜律师事务所上海分所关于上海威士顿信息技术股份有限公司2025年第一次临时股东大会之法律意见书
Declaration of Voting Results & Voting Rights Announcements Classification · 95% confidence The document is a legal opinion letter issued by a law firm regarding the procedural legality of a company's 2025 first extraordinary general meeting (EGM). It details the convening, attendance, voting procedures, and results of the shareholders' meeting, confirming compliance with relevant laws and company regulations. It does not contain financial statements or management discussion but focuses on the legality and validity of the shareholder meeting and its resolutions. This type of document is typically classified as a Declaration of Voting Results & Voting Rights Announcement (DVA), as it reports official voting outcomes and procedural compliance of a shareholder meeting.
2025-01-27 Chinese

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