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Sunway Co., Ltd. — Investor Relations & Filings

Ticker · 603333 ISIN · CNE100001FQ8 LEI · 300300QDHZOPXAASUT58 Shanghai Stock Exchange Manufacturing
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Filings indexed 1,743 across all filing types
Latest filing 2025-05-27 Regulatory Filings
Country CN China
Listing Shanghai Stock Exchange 603333

About Sunway Co., Ltd.

https://www.china3way.com/

Sunway Co., Ltd. specializes in the research, development, and manufacturing of radio frequency (RF) components and integrated solutions. The company's core product portfolio includes high-performance antennas, wireless charging modules, electromagnetic compatibility (EMC) and electromagnetic interference (EMI) solutions, and precision connectors. These components are primarily utilized in consumer electronics, such as smartphones, laptops, and wearable devices, as well as in the automotive and Internet of Things (IoT) sectors. Sunway provides end-to-end services ranging from initial design and simulation to mass production and testing. By leveraging advanced materials science and precision engineering, the firm supports high-speed data transmission and wireless connectivity requirements for global technology manufacturers. Its technical expertise extends to 5G communication modules and acoustic components, ensuring comprehensive hardware support for modern mobile communication infrastructure.

Recent filings

Filing Released Lang Actions
实际控制人关于尚纬股份有限公司股票交易异常波动问询函的回复
Regulatory Filings
2025-05-27 Chinese
尚纬股份有限公司股票交易风险提示公告
Regulatory Filings Classification · 95% confidence The document is a stock trading risk warning announcement from 尚纬股份有限公司. It references the company's 2024 annual report and recent changes in controlling shareholders and actual controllers due to judicial auction of shares. The document highlights significant stock price volatility and reminds investors of trading risks. It does not contain the full annual report or detailed financial statements but rather summarizes key points and recent corporate events affecting stock trading. The document length is short (1982 characters) and serves as a market risk disclosure and shareholder change announcement. Therefore, it is best classified as a Regulatory Filing (RNS), which covers miscellaneous regulatory announcements and disclosures that do not fit other specific categories.
2025-05-26 Chinese
实际控制人关于尚纬股份有限公司股票交易异常波动问询函的回复
Regulatory Filings
2025-05-23 Chinese
控股股东关于尚纬股份有限公司股票交易异常波动问询函的回复
Regulatory Filings
2025-05-23 Chinese
尚纬股份有限公司股票交易异常波动公告
Regulatory Filings Classification · 95% confidence The document is a formal announcement from the company regarding abnormal stock price fluctuations over three consecutive trading days, explaining the situation, confirming no undisclosed material information, and warning investors about market risks. It references stock trading rules and provides a risk reminder but does not contain financial statements, detailed financial data, or management discussion. The document is relatively short (1777 characters) and serves as a regulatory disclosure about stock price volatility rather than a financial report or earnings release. This fits the category of a Regulatory Filing (RNS), which covers miscellaneous regulatory announcements that do not fit other specific categories.
2025-05-23 Chinese
详式权益变动报告书（福华通达化学股份公司）
Major Shareholding Notification Classification · 100% confidence The document is titled "详式权益变动报告书" which translates to "Detailed Equity Change Report". It is issued by 福华通达化学股份公司 regarding its equity stake increase in 尚纬股份有限公司. The document includes detailed information about the equity change, the purpose, decision procedures, funding sources, future plans, and impact analysis on the listed company. It references relevant Chinese securities laws and regulations, including the "上市公司收购管理办法" (Measures for the Administration of Takeovers of Listed Companies) and format guidelines for equity change reports. The document is lengthy (15,000 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, Audit Report, or any other category. Therefore, the correct classification is MRQ with high confidence.
2025-05-23 Chinese

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