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 |
|---|---|---|---|
| 关于修订《公司章程》的议案 | 2016-04-15 | Chinese | |
| 关于参与设立产业投资企业的公告 | 2016-04-15 | Chinese | |
| 2015年度董事会工作报告 | 2016-04-15 | Chinese | |
| 2015年度监事会工作报告 | 2016-04-15 | Chinese | |
| 控股股东及其他关联方占用资金情况说明 | 2016-04-15 | Chinese | |
| 2015年年度报告 | 2016-04-15 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2016
15 filings
| |||||
| 35101471 | 关于修订《公司章程》的议案 | 2016-04-15 | Chinese | ||
| 35101462 | 关于参与设立产业投资企业的公告 | 2016-04-15 | Chinese | ||
| 35101453 | 2015年度董事会工作报告 | 2016-04-15 | Chinese | ||
| 35101444 | 2015年度监事会工作报告 | 2016-04-15 | Chinese | ||
| 35101437 | 控股股东及其他关联方占用资金情况说明 | 2016-04-15 | Chinese | ||
| 35101428 | 2015年年度报告 | 2016-04-15 | Chinese | ||
| 35101426 | 公司章程（2016年4月） | 2016-04-15 | Chinese | ||
| 35101416 | 第四届监事会第四次会议决议公告 | 2016-04-15 | Chinese | ||
| 35101402 | 内部控制规则落实自查表 | 2016-04-15 | Chinese | ||
| 35101388 | 2015年年度报告摘要 | 2016-04-15 | Chinese | ||
| 35101374 | 关于召开2015年度股东大会的公告 | 2016-04-15 | Chinese | ||
| 35101368 | 关于举行2015年度报告网上说明会的通知 | 2016-04-15 | Chinese | ||
| 35101358 | 独立董事2015年度述职报告（陈金山） | 2016-04-15 | Chinese | ||
| 35101348 | 内部控制鉴证报告 | 2016-04-15 | Chinese | ||
| 35101336 | 独立董事2015年度述职报告（颜永明） | 2016-04-15 | 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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