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2023年半年度报告 | 2023-08-09 | Chinese | |
| 有研硅2023年半年度利润分配预案的公告 | 2023-08-09 | Chinese | |
| 有研硅关于公司未受地震影响的公告 | 2023-08-06 | Chinese | |
| 有研硅2023年第一次临时股东大会决议公告 | 2023-07-24 | Chinese | |
| 北京德恒律师事务所关于有研硅2023年第一次临时股东大会的法律意见 | 2023-07-24 | Chinese | |
| 有研硅关于自愿披露子公司入选国家级专精特新“小巨人”企业的公告 | 2023-07-20 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2023
15 filings
| |||||
| 39561609 | 有研硅2023年半年度报告 | 2023-08-09 | Chinese | ||
| 39561542 | 有研硅2023年半年度利润分配预案的公告 | 2023-08-09 | Chinese | ||
| 39561528 | 有研硅关于公司未受地震影响的公告 | 2023-08-06 | Chinese | ||
| 39561522 | 有研硅2023年第一次临时股东大会决议公告 | 2023-07-24 | Chinese | ||
| 39561512 | 北京德恒律师事务所关于有研硅2023年第一次临时股东大会的法律意见 | 2023-07-24 | Chinese | ||
| 39561499 | 有研硅关于自愿披露子公司入选国家级专精特新“小巨人”企业的公告 | 2023-07-20 | Chinese | ||
| 39561481 | 有研硅2023年第一次临时股东大会会议资料 | 2023-07-13 | Chinese | ||
| 39561461 | 有研硅第一届监事会第十一次会议决议公告 | 2023-07-06 | Chinese | ||
| 39561441 | 有研硅关于召开2023年第一次临时股东大会的通知 | 2023-07-06 | Chinese | ||
| 39561427 | 有研硅关于补选董事、监事的公告 | 2023-07-06 | Chinese | ||
| 39561417 | 独立董事候选人声明-孙根志华 | 2023-07-06 | Chinese | ||
| 39561414 | 有研硅独立董事关于公司第一届董事会第十四次会议相关事项的独立意见 | 2023-07-06 | Chinese | ||
| 39561406 | 独立董事提名人声明-RST | 2023-07-06 | Chinese | ||
| 39561392 | 有研硅关于公司董事、监事离职的公告 | 2023-07-04 | Chinese | ||
| 39561381 | 有研硅首次公开发行网下配售限售股上市流通公告 | 2023-04-27 | 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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