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 |
|---|---|---|---|
| 有研硅2025年度“提质增效重回报”行动方案的半年度评估报告 | 2025-08-13 | Chinese | |
| 有研半导体硅材料股份公司内部审计制度 | 2025-08-13 | Chinese | |
| 有研半导体硅材料股份公司关联交易管理制度 | 2025-08-13 | Chinese | |
| 有研半导体硅材料股份公司董事会议事规则 | 2025-08-13 | Chinese | |
| 有研半导体硅材料股份公司章程 | 2025-08-13 | Chinese | |
| 有研硅2025年半年度报告摘要 | 2025-08-13 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2025
15 filings
| |||||
| 39564893 | 有研硅2025年度“提质增效重回报”行动方案的半年度评估报告 | 2025-08-13 | Chinese | ||
| 39564887 | 有研半导体硅材料股份公司内部审计制度 | 2025-08-13 | Chinese | ||
| 39564878 | 有研半导体硅材料股份公司关联交易管理制度 | 2025-08-13 | Chinese | ||
| 39564870 | 有研半导体硅材料股份公司董事会议事规则 | 2025-08-13 | Chinese | ||
| 39564858 | 有研半导体硅材料股份公司章程 | 2025-08-13 | Chinese | ||
| 39564851 | 有研硅2025年半年度报告摘要 | 2025-08-13 | Chinese | ||
| 39564845 | 有研半导体硅材料股份公司股东会议事规则 | 2025-08-13 | Chinese | ||
| 39564837 | 有研硅2025年半年度募集资金存放与实际使用情况的专项报告 | 2025-08-13 | Chinese | ||
| 39564819 | 有研半导体硅材料股份公司重大信息内部报告制度 | 2025-08-13 | Chinese | ||
| 39564812 | 有研半导体硅材料股份公司董事和高级管理人员所持公司股份及其变动管理办法 | 2025-08-13 | Chinese | ||
| 39564800 | 有研硅关于取消监事会、修订《公司章程》、制定和修订部分公司治理制度的公告 | 2025-08-13 | Chinese | ||
| 39564792 | 有研硅第二届董事会提名委员会第二次会议决议 | 2025-08-13 | Chinese | ||
| 39564782 | 独董候选人声明与承诺-黄莺 | 2025-08-13 | Chinese | ||
| 39564773 | 有研硅2025年半年度报告 | 2025-08-13 | Chinese | ||
| 39564755 | 有研半导体硅材料股份公司信息披露事务管理制度 | 2025-08-13 | 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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