GRINM SEMICONDUCTOR MATERIALS CO., LTD. — Investor Relations & Filings
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 |
|---|---|---|---|
| 有研硅关于全资子公司开立募集资金专项账户并签订募集资金专户存储四方监管协议的公告 | 2026-05-19 | Chinese | |
| 中信证券股份有限公司关于有研半导体硅材料股份公司持续督导保荐总结报告书 | 2026-04-13 | Chinese | |
| 中信证券股份有限公司关于有研半导体硅材料股份公司2025年度持续督导工作现场检查报告 | 2026-04-13 | Chinese | |
| 有研硅关于2026年第一次临时股东会的延期公告 | 2026-04-02 | Chinese | |
| 有研硅2026年第一次临时股东会会议资料 | 2026-04-01 | Chinese | |
| 有研硅关于购买董责险的公告 | 2026-03-26 | Chinese |
Browse filings by year
5 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 46566560 | 有研硅关于全资子公司开立募集资金专项账户并签订募集资金专户存储四方监管协议的公告 | 2026-05-19 | Chinese | ||
| 39565829 | 中信证券股份有限公司关于有研半导体硅材料股份公司持续督导保荐总结报告书 | 2026-04-13 | Chinese | ||
| 39565816 | 中信证券股份有限公司关于有研半导体硅材料股份公司2025年度持续督导工作现场检查报告 | 2026-04-13 | Chinese | ||
| 39565806 | 有研硅关于2026年第一次临时股东会的延期公告 | 2026-04-02 | Chinese | ||
| 39565805 | 有研硅2026年第一次临时股东会会议资料 | 2026-04-01 | Chinese | ||
| 39565791 | 有研硅关于购买董责险的公告 | 2026-03-26 | Chinese | ||
| 39565789 | 有研硅关于续聘2026年度会计师事务所的公告 | 2026-03-26 | Chinese | ||
| 39565786 | 有研硅2025年度独立董事述职报告（黄莺） | 2026-03-26 | Chinese | ||
| 39565777 | 有研硅2025年度独立董事述职报告（邱洪生） | 2026-03-26 | Chinese | ||
| 39565770 | 有研硅2025年度内部控制评价报告 | 2026-03-26 | Chinese | ||
| 39565764 | 有研硅关于使用自有资金进行现金管理的公告 | 2026-03-26 | Chinese | ||
| 39565750 | 有研硅2025年度董事会审计委员会履行监督职责情况报告 | 2026-03-26 | Chinese | ||
| 39565743 | 普华永道中天会计师事务所关于有研半导体硅材料股份公司2025年度财务报表及审计报告 | 2026-03-26 | Chinese | ||
| 39565597 | 有研硅2025年环境、社会及公司治理（ESG）报告 | 2026-03-26 | Chinese | ||
| 39565593 | 有研硅2025年年度报告 | 2026-03-26 | Chinese | ||
Market data
Market data not available
Price history
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GRINM SEMICONDUCTOR MATERIALS CO., LTD. via the API
Pull this company's filings, identifiers, and metadata as JSON or Markdown. Authenticate with your API key, then query by company ID, ISIN, or LEI. Full schema documented in the OpenAPI spec.
Endpoints
| GET | /api/companies/58416/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=58416 | Paginated list of all filings (filterable by type, date, language) |
| GET | /api/filings/{id}/ | Single filing — metadata, document URL, processing status |
| GET | /api/filings/{id}/markdown/ | Filing content as Markdown (PDF → text/tables/figures) |
| GET | /api/isins/?company=58416 | All ISINs registered to this company |
| GET | /api/filing-types/ | Reference: every filing-type code + category |
cURL
$ curl https://api.financialreports.eu/api/filings/?company=58416 \ -H "x-api-key: $FR_API_KEY" \ -H "Accept: application/json"
Python
import requests r = requests.get( "https://api.financialreports.eu/api/filings/", params={"company": 58416}, headers={"x-api-key": API_KEY}, ) filings = r.json()["results"]
MCP server
// MCP server URL https://mcp.financialfilings.com/mcp // Once connected, the LLM can query this company directly: "Pull the latest 5 filings for GRINM SEMICONDUCTOR MATERIALS CO., LTD. (id: 58416)"
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