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GRINM SEMICONDUCTOR MATERIALS CO., LTD. — Investor Relations & Filings

Ticker · 688432 Shanghai Stock Exchange Manufacturing
Filings indexed 389 across all filing types
Latest filing 2023-08-09 Regulatory Filings
Country CN China
Listing Shanghai Stock Exchange 688432

About GRINM SEMICONDUCTOR MATERIALS CO., LTD.

GRINM Semiconductor Materials Co., Ltd. specializes in the research, development, and large-scale production of high-purity semiconductor silicon materials. The company’s core product portfolio includes monocrystalline silicon ingots and polished wafers ranging from 150mm to 300mm in diameter. These materials are engineered for use in integrated circuits, discrete power devices, and micro-electromechanical systems (MEMS). Utilizing advanced crystal growth technologies such as Czochralski (CZ) and Magnetic Czochralski (MCZ) methods, the company provides high-performance substrates characterized by precise electrical properties and low defect densities. Its technical capabilities support the manufacturing of power electronics, automotive components, and consumer electronics. By focusing on material purity and structural integrity, the company serves as a critical supplier in the global semiconductor supply chain.

Recent filings

Filing Released Lang Actions
有研硅2023年半年度报告
Regulatory Filings
2023-08-09 Chinese
有研硅2023年半年度利润分配预案的公告
Regulatory Filings
2023-08-09 Chinese
有研硅关于公司未受地震影响的公告
Regulatory Filings
2023-08-06 Chinese
有研硅2023年第一次临时股东大会决议公告
Regulatory Filings
2023-07-24 Chinese
北京德恒律师事务所关于有研硅2023年第一次临时股东大会的法律意见
Regulatory Filings
2023-07-24 Chinese
有研硅关于自愿披露子公司入选国家级专精特新“小巨人”企业的公告
Regulatory Filings
2023-07-20 Chinese

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