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 |
|---|---|---|---|
| 中信证券股份有限公司关于有研半导体硅材料股份公司首次公开发行网下配售限售股上市流通的核查意见 | 2023-04-27 | Chinese | |
| 有研硅2022年年度股东大会决议公告 | 2023-04-26 | Chinese | |
| 北京德恒律师事务所关于有研硅2022年年度股东大会的法律意见 | 2023-04-26 | Chinese | |
| 有研硅2023年第一季度报告 | 2023-04-26 | Chinese | |
| 有研硅2022年年度股东大会会议资料 | 2023-04-18 | Chinese | |
| 有研硅关于召开2022年度业绩说明会的公告 | 2023-04-11 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2023
15 filings
| |||||
| 39561356 | 中信证券股份有限公司关于有研半导体硅材料股份公司首次公开发行网下配售限售股上市流通的核查意见 | 2023-04-27 | Chinese | ||
| 39561338 | 有研硅2022年年度股东大会决议公告 | 2023-04-26 | Chinese | ||
| 39561299 | 北京德恒律师事务所关于有研硅2022年年度股东大会的法律意见 | 2023-04-26 | Chinese | ||
| 39561279 | 有研硅2023年第一季度报告 | 2023-04-26 | Chinese | ||
| 39561269 | 有研硅2022年年度股东大会会议资料 | 2023-04-18 | Chinese | ||
| 39561172 | 有研硅关于召开2022年度业绩说明会的公告 | 2023-04-11 | Chinese | ||
| 39561164 | 有研硅关于召开2022年年度股东大会的通知 | 2023-04-05 | Chinese | ||
| 39561144 | 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以自筹资金预先投入募集资金投资项目及支付发行费用情况报告的鉴证报告 | 2023-03-29 | Chinese | ||
| 39560938 | 有研硅2022年度募集资金存放与实际使用情况的专项报告 | 2023-03-29 | Chinese | ||
| 39560928 | 有研硅改聘会计师事务所的公告 | 2023-03-29 | Chinese | ||
| 39560911 | 有研硅2022年内部控制评价报告 | 2023-03-29 | Chinese | ||
| 39560896 | 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2022年度审计报告 | 2023-03-29 | Chinese | ||
| 39560679 | 中信证券股份有限公司关于有研半导体硅材料股份公司2022年度募集资金存放与使用情况的专项核查报告 | 2023-03-29 | Chinese | ||
| 39560672 | 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2022年内部控制审计报告 | 2023-03-29 | Chinese | ||
| 39560512 | 有研硅2022年年度报告摘要 | 2023-03-29 | 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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