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 |
|---|---|---|---|
| 2018年年度权益分派实施公告 | 2019-06-04 | Chinese | |
| 2018年度股东大会决议公告 | 2019-05-21 | Chinese | |
| 2018年度股东大会的法律意见 | 2019-05-21 | Chinese | |
| 关于举行2018年度业绩网上说明会的通知 | 2019-04-23 | Chinese | |
| 第五届董事会第五次会议决议公告 | 2019-04-19 | Chinese | |
| 公司章程（2019年4月） | 2019-04-19 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2019
15 filings
| |||||
| 35103668 | 2018年年度权益分派实施公告 | 2019-06-04 | Chinese | ||
| 35103657 | 2018年度股东大会决议公告 | 2019-05-21 | Chinese | ||
| 35103645 | 2018年度股东大会的法律意见 | 2019-05-21 | Chinese | ||
| 35103635 | 关于举行2018年度业绩网上说明会的通知 | 2019-04-23 | Chinese | ||
| 35103626 | 第五届董事会第五次会议决议公告 | 2019-04-19 | Chinese | ||
| 35103604 | 公司章程（2019年4月） | 2019-04-19 | Chinese | ||
| 35103583 | 2018年年度报告摘要 | 2019-04-19 | Chinese | ||
| 35103572 | 2018年度监事会工作报告 | 2019-04-19 | Chinese | ||
| 35103558 | 2018年度内部控制自我评价报告 | 2019-04-19 | Chinese | ||
| 35103549 | 2019年第一季度报告正文 | 2019-04-19 | Chinese | ||
| 35103536 | 第五届监事会第五次会议决议公告 | 2019-04-19 | Chinese | ||
| 35103524 | 关于2019年度日常经营关联交易预计的公告 | 2019-04-19 | Chinese | ||
| 35103514 | 内部控制规则落实自查表 | 2019-04-19 | Chinese | ||
| 35103505 | 2018年年度报告 | 2019-04-19 | Chinese | ||
| 35103503 | 2019年第一季度报告全文 | 2019-04-19 | 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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