Changchun Up Optotech Co., Ltd. — Investor Relations & Filings
Changchun Up Optotech Co., Ltd. specializes in the research, development, and manufacturing of high-precision optoelectronic instruments and equipment. The company provides a diverse range of products, including high-resolution optical encoders, grating sensors, precision turntables, and specialized aerospace optoelectronic systems. Its technical expertise extends to the production of advanced optical components and medical diagnostic instruments. Serving sectors such as aerospace, defense, industrial automation, and scientific research, the company focuses on delivering high-performance solutions capable of operating in demanding environments. By leveraging integrated R&D and manufacturing capabilities, it maintains a focus on precision engineering and technological innovation in the field of optoelectronics.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 关于与长春光机所续签《技术转让（专利实施许可）合同》暨关联交易的公告 | 2025-11-10 | Chinese | |
| 投融资管理制度（2025年10月） | 2025-10-26 | Chinese | |
| 2025年三季度报告 | 2025-10-26 | Chinese | |
| 董事会议事规则(2025年10月) | 2025-10-26 | Chinese | |
| 关联交易决策制度（2025年10月） | 2025-10-26 | Chinese | |
| 年报信息披露重大差错责任追究制度（2025年10月） | 2025-10-26 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2025
15 filings
| |||||
| 35504872 | 关于与长春光机所续签《技术转让（专利实施许可）合同》暨关联交易的公告 | 2025-11-10 | Chinese | ||
| 35504870 | 投融资管理制度（2025年10月） | 2025-10-26 | Chinese | ||
| 35504860 | 2025年三季度报告 | 2025-10-26 | Chinese | ||
| 35504850 | 董事会议事规则(2025年10月) | 2025-10-26 | Chinese | ||
| 35504841 | 关联交易决策制度（2025年10月） | 2025-10-26 | Chinese | ||
| 35504835 | 年报信息披露重大差错责任追究制度（2025年10月） | 2025-10-26 | Chinese | ||
| 35504829 | 监事会决议公告 | 2025-10-26 | Chinese | ||
| 35504822 | 股东会议事规则(2025年10月) | 2025-10-26 | Chinese | ||
| 35504813 | 独立董事工作制度（2025年10月) | 2025-10-26 | Chinese | ||
| 35504803 | 独立董事专门会议工作制度（2025年10月） | 2025-10-26 | Chinese | ||
| 35504797 | 董事会提名委员会工作细则（2025年10月） | 2025-10-26 | Chinese | ||
| 35504782 | 董事、高级管理人员内部问责制度（2025年10月） | 2025-10-26 | Chinese | ||
| 35504777 | 关于召开2025年第一次临时股东大会的通知 | 2025-10-26 | Chinese | ||
| 35504774 | 投资者关系管理制度（2025年10月） | 2025-10-26 | Chinese | ||
| 35504772 | 关于修订《公司章程》并取消监事会的公告 | 2025-10-26 | Chinese | ||
Market data
Market data not available
Price history
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Changchun Up Optotech Co., Ltd. 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/54383/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=54383 | 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=54383 | 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=54383 \ -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": 54383}, 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 Changchun Up Optotech Co., Ltd. (id: 54383)"
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