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SUNSTONE DEVELOPMENT CO., LTD — Investor Relations & Filings

Ticker · 603612 ISIN · CNE100002R73 LEI · 655600VQT5E9S4FK9A09 Shanghai Stock Exchange Manufacturing
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Filings indexed 1,412 across all filing types
Latest filing 2017-08-17 Regulatory Filings
Country CN China
Listing Shanghai Stock Exchange 603612

About SUNSTONE DEVELOPMENT CO., LTD

https://www.sun-stone.com/

Sunstone Development Co., Ltd. specializes in the research, development, and manufacturing of carbon materials, primarily serving the global primary aluminum industry. The company is a leading producer of pre-baked carbon anodes, which are essential components in the electrolytic reduction process of aluminum smelting. Its product portfolio includes high-quality pre-baked anodes, cathode blocks, and specialized carbon materials designed to enhance energy efficiency and reduce environmental impact. Sunstone operates large-scale production facilities and emphasizes technological innovation to meet international quality standards. The company provides integrated solutions for aluminum smelters, focusing on optimizing the performance and longevity of carbon products in high-temperature industrial environments.

Recent filings

Filing Released Lang Actions
关于股票交易异常波动问询函的回复
Regulatory Filings
2017-08-17 Chinese
股票交易异常波动公告
Regulatory Filings Classification · 95% confidence The document is a public announcement regarding abnormal stock price fluctuations for the company 索通发展股份有限公司. It details the stock price movements over three consecutive trading days, the company's internal investigation, confirmation of no undisclosed material information, and a risk warning to investors. There are no financial statements, earnings data, or detailed financial analysis present. The document is short (1148 characters) and serves as a regulatory disclosure about stock price abnormality, consistent with a Regulatory Filings (RNS) type rather than a full financial report or other specific filing categories.
2017-08-17 Chinese
关于股票交易异常波动问询函的回复
Regulatory Filings
2017-08-08 Chinese
股票交易异常波动公告
Regulatory Filings Classification · 95% confidence The document is a stock trading abnormal fluctuation announcement by the company Suotong Development Co., Ltd. It details the unusual price movements of the company's A shares over three consecutive trading days, confirms that no undisclosed material information exists, and reassures investors about the company's normal operations and absence of major undisclosed events. The document is short (1144 characters) and serves as a regulatory disclosure about stock price volatility rather than a financial report or earnings release. It does not contain financial statements or detailed financial data. This type of announcement fits the category of Regulatory Filings (RNS), which covers general regulatory announcements and compliance disclosures that do not fit other specific categories.
2017-08-08 Chinese
关于股票交易异常波动问询函的回复
Regulatory Filings
2017-08-03 Chinese
股票交易异常波动公告
Regulatory Filings Classification · 95% confidence The document is a public announcement regarding abnormal stock price fluctuations of the company '索通发展股份有限公司' (Sotong Development Co., Ltd.). It details the stock price movement over three consecutive trading days exceeding 20%, the company's internal investigation, confirmation of no undisclosed material information, and a risk warning to investors. There is no financial data, no report attached or referenced as being published, and no mention of annual or quarterly results, management changes, or other report types. The document is a regulatory announcement about stock trading irregularities, which fits the category of a Regulatory Filing (RNS) as a general regulatory announcement that does not fit other specific categories.
2017-08-03 Chinese

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