Taiwan-Asia Semiconductor Corporation — Investor Relations & Filings
Taiwan-Asia Semiconductor Corporation (TASC), formerly known as Opto Tech Corporation, is a semiconductor manufacturer specializing in optoelectronic and power components. Established in 1983, the company develops and produces sensing devices, lighting components, and power semiconductor solutions. TASC leverages silicon, III-V compounds, and wide-bandgap materials, such as Gallium Nitride (GaN) and Silicon Carbide (SiC), to serve diverse technological applications. Its product portfolio includes emitters, sensors, and power devices used in LED displays, sensing systems, and power management modules. TASC focuses on advancing semiconductor technologies for industrial, consumer, and automotive sectors, with a strategic emphasis on wide-bandgap materials and advanced packaging to support high-performance computing and artificial intelligence infrastructure.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 114年度財務比率 | 2026-02-26 | Chinese | |
| 公告董事會決議115年股東常會相關事宜 | 2026-02-26 | Chinese | |
| 公告本公司董事會決議通過114年度合併財務報告 | 2026-02-26 | Chinese | |
| 公告本公司董事會決議通過114年度個體財務報告 | 2026-02-26 | Chinese | |
| 114年度營益分析 | 2026-02-26 | Chinese | |
| 114年第4季權益變動表 | 2026-02-26 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 33656672 | 114年度財務比率 | 2026-02-26 | Chinese | ||
| 33656674 | 公告董事會決議115年股東常會相關事宜 | 2026-02-26 | Chinese | ||
| 33656676 | 公告本公司董事會決議通過114年度合併財務報告 | 2026-02-26 | Chinese | ||
| 33656678 | 公告本公司董事會決議通過114年度個體財務報告 | 2026-02-26 | Chinese | ||
| 33656700 | 114年度營益分析 | 2026-02-26 | Chinese | ||
| 33656697 | 114年第4季權益變動表 | 2026-02-26 | Chinese | ||
| 33656694 | 114年第4季現金流量表 | 2026-02-26 | Chinese | ||
| 33656691 | 114年第4季綜合損益表 | 2026-02-26 | Chinese | ||
| 33656688 | 114年第4季資產負債表 | 2026-02-26 | Chinese | ||
| 33656685 | 114年度應收帳款周轉率 | 2026-02-26 | Chinese | ||
| 33656684 | 114年度存貨週轉率 | 2026-02-26 | Chinese | ||
| 33656681 | 114年度毛利率 | 2026-02-26 | Chinese | ||
| 33656703 | 代子公司積亞半導體股份有限公司公告董事會決議 115年股東常會相關事宜 | 2026-02-25 | Chinese | ||
| 33656705 | 公告本公司114年度財務報告董事會預計 召開日期為115年02月26日 | 2026-02-13 | Chinese | ||
| 33656706 | 公告本公司取得機器設備一批 | 2026-02-12 | Chinese | ||
Market data
Market data not available
Price history
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Taiwan-Asia Semiconductor Corporation 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/52015/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=52015 | 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=52015 | 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=52015 \ -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": 52015}, 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 Taiwan-Asia Semiconductor Corporation (id: 52015)"
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