GRINM SEMICONDUCTOR MATERIALS CO., LTD. — Investor Relations & Filings
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 |
|---|---|---|---|
| 有研半导体硅材料股份公司独立董事工作制度 | 2025-08-13 | Chinese | |
| 有研半导体硅材料股份公司募集资金管理制度 | 2025-08-13 | Chinese | |
| 有研半导体硅材料股份公司对外担保管理制度 | 2025-08-13 | Chinese | |
| 有研硅关于公司独立董事辞职暨补选独立董事的公告 | 2025-08-13 | Chinese | |
| 有研硅第二届监事会第十次会议决议公告 | 2025-08-13 | Chinese | |
| 有研半导体硅材料股份公司信息披露暂缓与豁免事务管理制度 | 2025-08-13 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2025
15 filings
| |||||
| 39564742 | 有研半导体硅材料股份公司独立董事工作制度 | 2025-08-13 | Chinese | ||
| 39564729 | 有研半导体硅材料股份公司募集资金管理制度 | 2025-08-13 | Chinese | ||
| 39564715 | 有研半导体硅材料股份公司对外担保管理制度 | 2025-08-13 | Chinese | ||
| 39564710 | 有研硅关于公司独立董事辞职暨补选独立董事的公告 | 2025-08-13 | Chinese | ||
| 39564697 | 有研硅第二届监事会第十次会议决议公告 | 2025-08-13 | Chinese | ||
| 39564690 | 有研半导体硅材料股份公司信息披露暂缓与豁免事务管理制度 | 2025-08-13 | Chinese | ||
| 39564685 | 有研硅关于召开2025年第二次临时股东会的通知 | 2025-08-13 | Chinese | ||
| 39564670 | 有研硅2024年年度权益分派实施公告 | 2025-06-18 | Chinese | ||
| 39564663 | 中信证券股份有限公司关于有研半导体硅材料股份公司差异化分红事项的核查意见 | 2025-06-18 | Chinese | ||
| 39564654 | 有研硅关于终止重大资产重组的提示性公告 | 2025-05-30 | Chinese | ||
| 39564649 | 有研硅关于筹划重大资产重组的进展公告 | 2025-05-06 | Chinese | ||
| 39564639 | 有研硅2024年年度股东会决议公告 | 2025-04-25 | Chinese | ||
| 39564632 | 北京德恒律师事务所关于有研半导体硅材料股份公司2024年年度股东会的法律意见 | 2025-04-25 | Chinese | ||
| 39564624 | 有研硅2025年第一季度报告 | 2025-04-23 | Chinese | ||
| 39564615 | 有研硅关于2024年股票期权激励计划预留授予完成登记的公告 | 2025-04-22 | 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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