CASTECH Inc. — Investor Relations & Filings
CASTECH Inc. specializes in the research, development, and manufacturing of crystals, precision optical components, and laser devices. The company is a primary supplier of nonlinear optical (NLO) crystals, notably Lithium Triborate (LBO), Barium Borate (BBO), and Potassium Titanyl Phosphate (KTP). Its product portfolio includes laser crystals such as Nd:YVO4 and Nd:YAG, alongside precision optics like lenses, prisms, and mirrors. CASTECH also produces specialized laser components, including optical isolators and Pockels cells. The company serves diverse sectors including laser manufacturing, telecommunications, medical technology, and scientific research. By leveraging advanced crystal growth and optical processing technologies, CASTECH provides high-performance solutions for complex photonics and laser system requirements.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 独立董事工作制度（2025年9月） | 2025-09-29 | Chinese | |
| 关于修订《公司章程》的公告 | 2025-09-29 | Chinese | |
| 对外投资管理制度（2025年9月） | 2025-09-29 | Chinese | |
| 关于召开2025年第一次临时股东会的通知 | 2025-09-29 | Chinese | |
| 第七届监事会第六次会议决议公告 | 2025-09-29 | Chinese | |
| 股票交易异常波动公告 | 2025-09-21 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2025
15 filings
| |||||
| 35110121 | 独立董事工作制度（2025年9月） | 2025-09-29 | Chinese | ||
| 35110110 | 关于修订《公司章程》的公告 | 2025-09-29 | Chinese | ||
| 35110099 | 对外投资管理制度（2025年9月） | 2025-09-29 | Chinese | ||
| 35110089 | 关于召开2025年第一次临时股东会的通知 | 2025-09-29 | Chinese | ||
| 35110079 | 第七届监事会第六次会议决议公告 | 2025-09-29 | Chinese | ||
| 35110073 | 股票交易异常波动公告 | 2025-09-21 | Chinese | ||
| 35110063 | 半年报监事会决议公告 | 2025-08-27 | Chinese | ||
| 35110060 | 半年度非经营性资金占用及其他关联资金往来情况汇总表 | 2025-08-27 | Chinese | ||
| 35110051 | 半年报董事会决议公告 | 2025-08-27 | Chinese | ||
| 35110042 | 2025年半年度财务报告 | 2025-08-27 | Chinese | ||
| 35110028 | 2025年半年度报告 | 2025-08-27 | Chinese | ||
| 35110026 | 2025年半年度报告摘要 | 2025-08-27 | Chinese | ||
| 35110018 | 2024年年度权益分派实施公告 | 2025-07-01 | Chinese | ||
| 35110012 | 2024年度股东大会决议公告 | 2025-05-20 | Chinese | ||
| 35109999 | 北京德恒律师事务所关于福建福晶科技股份有限公司2024年度股东大会的法律意见 | 2025-05-20 | Chinese | ||
Market data
Market data not available
Price history
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CASTECH Inc. 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/54275/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=54275 | 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=54275 | 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=54275 \ -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": 54275}, 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 CASTECH Inc. (id: 54275)"
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