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2023年度日常经营关联交易预计的公告 | 2023-04-21 | Chinese | |
| 2022年年度审计报告 | 2023-04-21 | Chinese | |
| 关于拟续聘会计师事务所的公告 | 2023-04-21 | Chinese | |
| 独立董事2022年度述职报告（陈炳玉） | 2023-04-21 | Chinese | |
| 董事会决议公告 | 2023-04-21 | Chinese | |
| 内部控制审计报告 | 2023-04-21 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2023
15 filings
| |||||
| 35107601 | 关于2023年度日常经营关联交易预计的公告 | 2023-04-21 | Chinese | ||
| 35107589 | 2022年年度审计报告 | 2023-04-21 | Chinese | ||
| 35107151 | 关于拟续聘会计师事务所的公告 | 2023-04-21 | Chinese | ||
| 35107143 | 独立董事2022年度述职报告（陈炳玉） | 2023-04-21 | Chinese | ||
| 35107137 | 董事会决议公告 | 2023-04-21 | Chinese | ||
| 35107128 | 内部控制审计报告 | 2023-04-21 | Chinese | ||
| 35107052 | 独立董事2022年度述职报告（陈嘉） | 2023-04-21 | Chinese | ||
| 35107040 | 独立董事年度述职报告 | 2023-04-21 | Chinese | ||
| 35107032 | 2022年社会责任报告 | 2023-04-21 | Chinese | ||
| 35106430 | 关于会计政策变更的公告 | 2023-04-21 | Chinese | ||
| 35106416 | 2022年度董事会工作报告 | 2023-04-21 | Chinese | ||
| 35106396 | 关于2022年度利润分配预案的公告 | 2023-04-21 | Chinese | ||
| 35106389 | 独立董事关于第六届董事会第九次会议有关事项的事前认可意见 | 2023-04-21 | Chinese | ||
| 35106380 | 2023年一季度报告 | 2023-04-21 | Chinese | ||
| 35106367 | 内部控制自我评价报告 | 2023-04-21 | 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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