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 |
|---|---|---|---|
| 公司章程（2014年4月） | 2014-04-25 | Chinese | |
| 投资理财管理制度（2014年4月） | 2014-04-25 | Chinese | |
| 独立董事关于有关事项的独立意见 | 2014-04-25 | Chinese | |
| 内部控制鉴证报告 | 2014-04-25 | Chinese | |
| 2013年度内部控制自我评价报告 | 2014-04-25 | Chinese | |
| 2013年年度审计报告 | 2014-04-25 | Chinese |
Browse filings by year
18 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2014
15 filings
| |||||
| 35100180 | 公司章程（2014年4月） | 2014-04-25 | Chinese | ||
| 35100160 | 投资理财管理制度（2014年4月） | 2014-04-25 | Chinese | ||
| 35100147 | 独立董事关于有关事项的独立意见 | 2014-04-25 | Chinese | ||
| 35100136 | 内部控制鉴证报告 | 2014-04-25 | Chinese | ||
| 35100117 | 2013年度内部控制自我评价报告 | 2014-04-25 | Chinese | ||
| 35100099 | 2013年年度审计报告 | 2014-04-25 | Chinese | ||
| 35100066 | 独立董事2013年度述职报告（程厚博） | 2014-04-25 | Chinese | ||
| 35100059 | 独立董事2013年度述职报告（孙敏） | 2014-04-25 | Chinese | ||
| 35100050 | 内部控制规则落实自查表 | 2014-04-25 | Chinese | ||
| 35100038 | 2013年度社会责任报告 | 2014-04-25 | Chinese | ||
| 35100020 | 关于使用自有资金进行投资理财的公告 | 2014-04-25 | Chinese | ||
| 35100004 | 2013年度业绩快报 | 2014-02-27 | Chinese | ||
| 35099998 | 关于公司及相关主体承诺履行情况的公告 | 2014-02-13 | Chinese | ||
| 35099983 | 关于本公司及股东、关联方尚未履行完毕承诺情况的公告 | 2014-02-12 | Chinese | ||
| 35099977 | 关于年审会计师事务所更名的公告 | 2014-01-03 | 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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