
Sinoseal Holding Co.,Ltd. — Investor Relations & Filings
Sinoseal Holding Co., Ltd. specializes in the research, development, and manufacturing of advanced mechanical seals and sealing systems. Its product portfolio includes dry gas seals, liquid-lubricated mechanical seals, seal support systems, high-speed couplings, and rotary joints. These components are designed for critical rotating equipment, including centrifugal compressors, pumps, and mixers. The company provides technical solutions for demanding applications in sectors such as oil and gas, petrochemicals, power generation, and chemical processing. Sinoseal emphasizes engineering excellence and customized sealing solutions to ensure operational reliability and safety in high-pressure and high-speed environments.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 关于与梁玉韬、韩瑞签订《<华阳密封收购项目合作框架协议>之补充协议(二)》公告 | 2017-12-22 | Chinese | |
| 关于控股股东拟继续增持公司股份的提示性公告 | 2017-12-19 | Chinese | |
| 关于公司董事、监事及高级管理人员不减持公司的公告 | 2017-12-19 | Chinese | |
| 第三届董事会第十七次会议决议公告 | 2017-12-07 | Chinese | |
| 关于变更部分募集资金投向用于收购股权并对子公司增资暨关联交易的公告 | 2017-12-07 | Chinese | |
| 关于拟清算并注销并购基金的公告 | 2017-12-07 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2017
15 filings
| |||||
| 37274680 | 关于与梁玉韬、韩瑞签订《<华阳密封收购项目合作框架协议>之补充协议(二)》公告 | 2017-12-22 | Chinese | ||
| 37274673 | 关于控股股东拟继续增持公司股份的提示性公告 | 2017-12-19 | Chinese | ||
| 37274663 | 关于公司董事、监事及高级管理人员不减持公司的公告 | 2017-12-19 | Chinese | ||
| 37274654 | 第三届董事会第十七次会议决议公告 | 2017-12-07 | Chinese | ||
| 37274648 | 关于变更部分募集资金投向用于收购股权并对子公司增资暨关联交易的公告 | 2017-12-07 | Chinese | ||
| 37274636 | 关于拟清算并注销并购基金的公告 | 2017-12-07 | Chinese | ||
| 37274627 | 独立董事关于第三届董事会第十七次会议相关事项的独立意见 | 2017-12-07 | Chinese | ||
| 37274617 | 国金证券股份有限公司关于公司变更部分募集资金投向用于收购股权并对子公司增资暨关联交易的核查意见 | 2017-12-07 | Chinese | ||
| 37274606 | 关于召开2017年第二次临时股东大会的通知 | 2017-12-07 | Chinese | ||
| 37274591 | 第三届监事会第十五次会议决议公告 | 2017-12-07 | Chinese | ||
| 37274587 | 独立董事关于变更部分募集资金投向用于收购股权暨关联交易的事前认可意见 | 2017-12-07 | Chinese | ||
| 37274576 | 关于“循环氢压缩机用20MPa干气密封研制”项目通过中国机械工业联合会与中国通用机械工业协会成果鉴定的公告 | 2017-11-23 | Chinese | ||
| 37274562 | 关于取得专利证书的公告 | 2017-11-20 | Chinese | ||
| 37274549 | 公司章程(2017年11月) | 2017-11-13 | Chinese | ||
| 37274534 | 2017年第一次临时股东大会决议公告 | 2017-11-13 | Chinese | ||
Market data
Market data not available
Price history
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Sinoseal Holding 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/55457/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=55457 | 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=55457 | 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=55457 \ -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": 55457}, 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 Sinoseal Holding Co.,Ltd. (id: 55457)"
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