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 |
|---|---|---|---|
| 有研硅独立董事关于第一届董事会第十二次会议相关事项的事前认可意见 | 2023-03-29 | Chinese | |
| 有研硅独立董事关于2022年度对外担保情况的专项说明和独立意见 | 2023-03-29 | Chinese | |
| 有研硅关于2023年度日常关联交易预计金额的公告 | 2023-03-29 | Chinese | |
| 有研硅第一届董事会审计委员会2022年度履职情况报告 | 2023-03-29 | Chinese | |
| 毕马威华振会计师事务所（特殊普通合伙）关于有研半导体硅材料股份公司募集资金2022年度存放与实际使用情况专项报告的鉴证报告 | 2023-03-29 | Chinese | |
| 有研硅关于使用募集资金置换预先投入募投项目及已支付发行费用的自筹资金的公告 | 2023-03-29 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2023
15 filings
| |||||
| 39560438 | 有研硅独立董事关于第一届董事会第十二次会议相关事项的事前认可意见 | 2023-03-29 | Chinese | ||
| 39560430 | 有研硅独立董事关于2022年度对外担保情况的专项说明和独立意见 | 2023-03-29 | Chinese | ||
| 39560413 | 有研硅关于2023年度日常关联交易预计金额的公告 | 2023-03-29 | Chinese | ||
| 39560402 | 有研硅第一届董事会审计委员会2022年度履职情况报告 | 2023-03-29 | Chinese | ||
| 39560397 | 毕马威华振会计师事务所（特殊普通合伙）关于有研半导体硅材料股份公司募集资金2022年度存放与实际使用情况专项报告的鉴证报告 | 2023-03-29 | Chinese | ||
| 39560078 | 有研硅关于使用募集资金置换预先投入募投项目及已支付发行费用的自筹资金的公告 | 2023-03-29 | Chinese | ||
| 39560068 | 中信证券股份有限公司关于有研半导体硅材料股份公司使用募集资金置换预先投入募投项目的自筹资金的核査意见 | 2023-03-29 | Chinese | ||
| 39560058 | 有研硅关于使用闲置自有资金进行现金管理的公告 | 2023-03-29 | Chinese | ||
| 39560046 | 中信证券股份有限公司关于有研半导体硅材料股份公司使用自有资金进行现金管理的核査意见 | 2023-03-29 | Chinese | ||
| 39560035 | 中信证券股份有限公司关于有研半导体硅材料股份公司使用部分超募资金永久补充流动资金的核査意见 | 2023-03-29 | Chinese | ||
| 39560025 | 有研硅2022年年度报告 | 2023-03-29 | Chinese | ||
| 39559942 | 有研硅独立董事关于第一届董事会第十二次会议相关事项的独立意见 | 2023-03-29 | Chinese | ||
| 39559930 | 有研硅关于使用部分超募资金永久补充流动资金的公告 | 2023-03-29 | Chinese | ||
| 39559922 | 毕马威华振会计师事务所（特殊普通合伙）对有研半导体硅材料股份公司2022年非经营性资金占用及其他关联资金往来情况的专项说明 | 2023-03-29 | Chinese | ||
| 39559868 | 有研硅第一届监事会第九次会议决议公告 | 2023-03-29 | Chinese | ||
Market data
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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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