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 |
|---|---|---|---|
| 独立董事关于2012年上半年对外担保和关联方资金占用情况的独立意见 | 2012-08-21 | Chinese | |
| 2012年第二次临时股东大会的法律意见 | 2012-07-28 | Chinese | |
| 2012年第二次临时股东大会决议公告 | 2012-07-28 | Chinese | |
| 2012年第二次临时股东大会通知 | 2012-07-12 | Chinese | |
| 公司章程（2012年7月） | 2012-07-12 | Chinese | |
| 未来三年（2012-2014年度）股东分红回报规划 | 2012-07-12 | Chinese |
Browse filings by year
19 years- 2026 1 filing
- 2025 58 filings
- 2024 65 filings
- 2023 68 filings
- 2022 47 filings
- 2021 70 filings
- 2020 42 filings
- 2019 51 filings
- 2018 67 filings
- 2017 41 filings
- 2016 50 filings
- 2015 68 filings
- 2014 47 filings
- 2013 39 filings
- 2012 64 filings
- 2011 61 filings
- 2010 55 filings
- 2009 58 filings
- 2008 99 filings
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2012
15 filings
| |||||
| 35099435 | 独立董事关于2012年上半年对外担保和关联方资金占用情况的独立意见 | 2012-08-21 | Chinese | ||
| 35099422 | 2012年第二次临时股东大会的法律意见 | 2012-07-28 | Chinese | ||
| 35099414 | 2012年第二次临时股东大会决议公告 | 2012-07-28 | Chinese | ||
| 35099408 | 2012年第二次临时股东大会通知 | 2012-07-12 | Chinese | ||
| 35099400 | 公司章程（2012年7月） | 2012-07-12 | Chinese | ||
| 35099386 | 未来三年（2012-2014年度）股东分红回报规划 | 2012-07-12 | Chinese | ||
| 35099379 | 第三届董事会第三次会议决议公告 | 2012-07-12 | Chinese | ||
| 35099370 | 2012年第一次临时股东大会的法律意见书 | 2012-06-16 | Chinese | ||
| 35099360 | 2012年第一次临时股东大会决议公告 | 2012-06-16 | Chinese | ||
| 35099351 | 公司章程（2012年5月） | 2012-05-31 | Chinese | ||
| 35099339 | 第三届董事会第二次会议决议公告 | 2012-05-31 | Chinese | ||
| 35099331 | 关于召开2012年第一次临时股东大会的通知 | 2012-05-31 | Chinese | ||
| 35099326 | 公司章程（2012年5月） | 2012-05-31 | Chinese | ||
| 35099314 | 关于对杭州科汀光学技术有限公司增资的公告 | 2012-05-31 | Chinese | ||
| 35099307 | 关于举行2011年度网上业绩说明会暨投资者接待日活动的公告 | 2012-05-23 | 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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