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Sanan Optoelectronics Co.,Ltd — Investor Relations & Filings

Ticker · 600703 ISIN · CNE000000KB3 LEI · 300300ENZJGEMR41WW12 Shanghai Stock Exchange Manufacturing
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Filings indexed 2,586 across all filing types
Latest filing 2025-11-07 Regulatory Filings
Country CN China
Listing Shanghai Stock Exchange 600703

About Sanan Optoelectronics Co.,Ltd

https://www.sanan-e.com/en

Sanan Optoelectronics Co.,Ltd. specializes in the research, development, and large-scale manufacturing of compound semiconductors. The company's core product portfolio includes high-brightness LED epitaxial wafers and chips spanning ultraviolet, visible, and infrared spectrums. It has expanded its technological footprint into wide-bandgap semiconductors, producing Silicon Carbide (SiC) and Gallium Nitride (GaN) power devices, radio frequency (RF) components, and optical communication modules. These solutions serve diverse applications, including general and automotive lighting, 5G telecommunications, electric vehicle power systems, and consumer electronics. Sanan leverages a vertically integrated production model and advanced R&D to deliver high-performance semiconductor solutions for global markets.

Recent filings

Filing Released Lang Actions
三安光电股份有限公司关于控股股东部分股份质押的公告
Regulatory Filings Classification · 95% confidence The document is a formal announcement regarding the pledge of shares by the controlling shareholder of the company 三安光电股份有限公司. It details the number of shares pledged, the proportion of total shares, the pledge terms, and assurances about the impact on company control and operations. There is no financial statement, audit, or detailed report content. The document is a regulatory announcement about share pledge activities by major shareholders, which fits the category of Regulatory Filings (RNS) as it does not fit into more specific categories like Capital/Financing Update (CAP) or Major Shareholding Notification (MRQ) because it focuses on share pledge rather than share ownership changes or capital raising. The document length is short and it is an announcement rather than a report or detailed financial data.
2025-11-07 Chinese
三安光电股份有限公司关于控股股东部分股份质押的公告
Regulatory Filings Classification · 95% confidence The document is a formal announcement from Sanan Optoelectronics Co., Ltd. regarding the pledge of shares by its controlling shareholder. It details the number of shares pledged, the proportion of total shares, and related financial information about the pledge. There is no indication of financial statements, audit information, management discussion, or other report types. The document is a specific announcement about share pledging, which relates to changes in shareholding or capital structure but is not a new share issue or capital change per se. It fits best under the category of Regulatory Filings (RNS) as it is a regulatory disclosure about share pledge status, which does not fit other more specific categories like Major Shareholding Notification (MRQ) because it is about pledged shares, not ownership threshold changes, nor is it a share issue or buyback.
2025-11-04 Chinese
三安光电股份有限公司关于控股股东部分股份解除质押的公告
Share Issue/Capital Change Classification · 95% confidence The document is a public announcement regarding the partial release of pledged shares by the controlling shareholder of the company 三安光电股份有限公司. It details the number of shares released from pledge, the remaining pledged shares, and the shareholding percentages before and after the release. There is no financial data, earnings information, or management discussion. The document is a formal disclosure about share pledge status, which fits the category of Share Issue/Capital Change announcements related to share pledges and releases. The document length is short (1510 characters), and it is not an announcement of a report publication but a direct disclosure. Therefore, the appropriate classification is 'SHA' (Share Issue/Capital Change).
2025-10-31 Chinese
三安光电股份有限公司关于计提资产减值准备的公告
Regulatory Filings Classification · 95% confidence The document is a formal announcement by the board of directors of Sanan Optoelectronics Co., Ltd. regarding the provision for asset impairment as of September 30, 2025. It details the amounts of impairment provisions for accounts receivable, other receivables, notes receivable, and inventory, and explains the impact on the company's financial results for the third quarter of 2025. The document includes the board's audit committee review and the board's approval of the impairment provision. The document is relatively short (1491 characters) and is an announcement of a specific accounting action rather than a full financial report. It does not contain comprehensive financial statements or detailed financial analysis typical of an Interim/Quarterly Report (IR) or Annual Report (10-K). It is also not a certification, call transcript, or other specific filing type. Therefore, it fits best as a Regulatory Filing (RNS), which is a fallback category for miscellaneous regulatory announcements that do not fit other categories.
2025-10-28 Chinese
三安光电股份有限公司关于第四期员工持股计划延期的公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding the extension of the duration of the company's fourth employee stock ownership plan. It details decisions made by the board and shareholders about extending the plan's term and related procedural information. The document is relatively short (1047 characters) and serves as a formal public notice of a corporate action related to employee stock plans. It does not contain financial statements, audit information, or detailed financial results. It is not a report itself but an announcement of a corporate governance action related to employee stock plans. Therefore, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2025-10-28 Chinese
三安光电股份有限公司关于召开2025年第三季度业绩说明会的公告
Investor Presentation Classification · 80% confidence The document is an announcement about the scheduling and details of a 2025 third quarter earnings explanation meeting (业绩说明会). It provides the date, time, location, participation method, and contact information for the meeting. It references that the company has already released the 2025 third quarter report on October 29, 2025, and this meeting is to explain and discuss that report with investors. The document does not contain actual financial data or detailed financial statements but is an announcement of an upcoming event related to the quarterly results. Therefore, it is not the quarterly report itself (IR) nor the earnings release (ER), but an announcement about the earnings call/meeting. Given the options, the best fit is Call Transcript (CT) if it were the transcript, but this is only an announcement of the meeting, not the transcript. The document is also not a report publication announcement (RPA) because it is about a meeting, not the report release. The closest category is Regulatory Filings (RNS) as a general announcement that does not fit other categories better. However, since the document is specifically about an earnings explanation meeting (业绩说明会), which is a form of investor presentation focused on quarterly results, the best classification is Investor Presentation (IP). The document is short (1396 characters) and is an announcement of the meeting, but the content is about the investor presentation event. Therefore, the classification is IP with moderate confidence.
2025-10-28 Chinese

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