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Ningbo Solartron Technology Co., Ltd. — Investor Relations & Filings

Ticker · 688299 ISIN · CNE100003NN5 Shanghai Stock Exchange Manufacturing
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Filings indexed 810 across all filing types
Latest filing 2026-04-22 Regulatory Filings
Country CN China
Listing Shanghai Stock Exchange 688299

About Ningbo Solartron Technology Co., Ltd.

https://www.solartrontech.com/

Ningbo Solartron Technology Co., Ltd. specializes in the research, development, and manufacturing of high-performance functional films. The company’s core product portfolio includes reflective films, backsheet films, and optical films designed for liquid crystal displays (LCDs), semiconductor lighting, and photovoltaic applications. Utilizing advanced polymer material science and precision coating technologies, Solartron produces micro-nano structured films that enhance light efficiency and durability in electronic devices. The company serves global manufacturers in the display and renewable energy sectors, focusing on technological innovation in light management and surface treatment. Its expertise extends to multi-layer co-extrusion and specialized surface functionalization, providing critical components for high-brightness displays and efficient solar energy conversion systems.

Recent filings

Filing Released Lang Actions
宁波长阳科技股份有限公司关于召开2025年度暨2026年第一季度业绩说明会的公告
Regulatory Filings Classification · 90% confidence The document is an announcement about the scheduling and details of an upcoming investor earnings explanation meeting (业绩说明会) for the 2025 annual results and 2026 first quarter results. It includes the meeting time, location, participation method, and contact information. It does not contain actual financial statements or detailed financial analysis but rather informs investors about the event where such information will be discussed. The document length is short (1386 characters) and it states that the 2025 annual report has already been published and the 2026 Q1 report will be published soon, indicating this is a preparatory announcement rather than the report itself. Therefore, this fits the category of an Investor Presentation announcement or Earnings Call announcement. However, since it is specifically about an earnings explanation meeting (业绩说明会) and not a full transcript, the best fit is Call Transcript (CT) category, which covers full text transcripts of company conference calls or earnings calls with Q&A. But this document is only the announcement of the meeting, not the transcript itself. Given the document is an announcement of the meeting, not the transcript, it is best classified as Regulatory Filings (RNS) as a fallback for miscellaneous announcements that do not fit other categories. Confidence is high due to clear keywords and document purpose.
2026-04-22 Chinese
华安证券股份有限公司关于宁波长阳科技股份有限公司2025年度募集资金存放、管理与实际使用情况的专项核查报告
Audit Report / Information Classification · 95% confidence The document is a detailed and comprehensive report on the storage, management, and actual use of raised funds by Ningbo Changyang Technology Co., Ltd. for the fiscal year 2025. It includes extensive financial data, tables of fund usage, project investment details, regulatory compliance references, and audit opinions from an accounting firm. The document is titled as a "专项核查报告" (special inspection report) on the raised funds, which aligns with a formal audit or verification report rather than a general annual report or earnings release. The presence of detailed fund usage, compliance with regulatory rules, and an auditor's verification opinion indicates this is a specialized audit report on fundraising activities. It is not a general annual report (10-K), nor a simple announcement or presentation. It is not a certification letter or a brief announcement but a substantive report with financial data and audit conclusions. Therefore, the document fits best under the category of Audit Report / Information (AR).
2026-04-22 Chinese
宁波长阳科技股份有限公司日常关联交易公告
Regulatory Filings Classification · 95% confidence The document is a public announcement regarding a routine related-party transaction involving the lease renewal of a factory by a subsidiary of the company. It details the transaction terms, related parties, pricing strategy, impact on the company, and the approval process by the board and independent directors. There is no financial statement, audit report, or detailed financial data presented. The document is an announcement of a specific corporate transaction rather than a financial report or regulatory filing about earnings, management changes, or capital structure. It fits best under the category of Regulatory Filings (RNS) as a general regulatory announcement that does not fit other specific categories.
2026-04-22 Chinese
立信会计师事务所（特殊普通合伙）关于宁波长阳科技股份有限公司2025年度募集资金存放、管理与使用情况专项报告的鉴证报告
Audit Report / Information Classification · 95% confidence The document is a detailed audit and verification report on the company's 2025 annual fundraising funds' deposit, management, and usage. It includes an auditor's assurance report issued by a certified public accounting firm, referencing compliance with Chinese securities regulatory rules and stock exchange guidelines. The document contains extensive financial data, tables, and descriptions of fundraising usage, management, and related board approvals. It is not a simple announcement or a brief summary but a comprehensive verification report on a specific aspect of the company's financial activities related to fundraising. This fits the definition of an Audit Report / Information (AR), which includes standalone audit reports and applied accounting principles related to specific financial matters, excluding full annual reports. The document is not an Annual Report (10-K) or Interim Report (IR) as it focuses solely on fundraising funds management and usage, not the full financial performance. It is also not a Regulatory Filing (RNS) because it contains substantive financial data and audit conclusions, not just certifications or announcements. Therefore, the correct classification is AR with high confidence.
2026-04-22 Chinese
宁波长阳科技股份有限公司关于会计政策变更的公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding a change in accounting policy by Ningbo Changyang Technology Co., Ltd. It details the reasons for the change, the previous and new accounting policies, and the impact of the change on the company's financials. The document is relatively short (1343 characters) and does not contain actual financial statements or detailed financial data. It is a regulatory announcement about accounting policy changes rather than a full audit report or annual report. Therefore, it fits best under Regulatory Filings (RNS), which is the fallback category for miscellaneous regulatory announcements that do not fit other specific categories.
2026-04-22 Chinese
宁波长阳科技股份有限公司独立董事2025年度述职报告（邱妘）
Management Reports Classification · 95% confidence The document is titled as an "Independent Director 2025 Annual Work Report" for Ningbo Changyang Technology Co., Ltd. It details the independent director's background, attendance at board and shareholder meetings, committee participation, communication with auditors, and oversight activities during the 2025 fiscal year. It also discusses board and management changes, remuneration, and governance matters. The content is a detailed report on the independent director's duties and activities over the year, which aligns with a Management Reports (MDA) filing. The document is not an announcement or a brief summary but a substantive report on management oversight and governance activities. Therefore, it fits best under Management Reports (MDA).
2026-04-22 Chinese

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