
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 |
|---|---|---|---|
| 北京金杜(成都)律师事务所关于《关于四川日机密封件股份有限公司的监管问询函》之专项法律意见 | 2017-06-19 | Chinese | |
| 关于收到中国证券监督管理委员会四川监管局监管问询函及回复的公告 | 2017-06-19 | Chinese | |
| 国金证券股份有限公司关于公司监管问询函专项核查意见 | 2017-06-19 | Chinese | |
| 关于控股股东拟增持公司股份的提示性公告 | 2017-06-08 | Chinese | |
| 关于首次公开发行前持股5%以上股东减持计划完成的公告 | 2017-06-05 | Chinese | |
| 关于使用闲置募集资金购买保本型理财产品的进展公告 | 2017-06-02 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2017
15 filings
| |||||
| 37274138 | 北京金杜(成都)律师事务所关于《关于四川日机密封件股份有限公司的监管问询函》之专项法律意见 | 2017-06-19 | Chinese | ||
| 37274128 | 关于收到中国证券监督管理委员会四川监管局监管问询函及回复的公告 | 2017-06-19 | Chinese | ||
| 37274120 | 国金证券股份有限公司关于公司监管问询函专项核查意见 | 2017-06-19 | Chinese | ||
| 37274111 | 关于控股股东拟增持公司股份的提示性公告 | 2017-06-08 | Chinese | ||
| 37274098 | 关于首次公开发行前持股5%以上股东减持计划完成的公告 | 2017-06-05 | Chinese | ||
| 37274083 | 关于使用闲置募集资金购买保本型理财产品的进展公告 | 2017-06-02 | Chinese | ||
| 37274069 | 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》公告 | 2017-05-31 | Chinese | ||
| 37274063 | 独立董事关于第三届董事会第十四次会议相关事项的独立意见 | 2017-05-31 | Chinese | ||
| 37274055 | 关于使用闲置募集资金购买保本型理财产品的公告 | 2017-05-31 | Chinese | ||
| 37274047 | 第三届监事会第十二次会议决议公告 | 2017-05-31 | Chinese | ||
| 37274041 | 国金证券股份有限公司关于公司使用闲置募集资金购买保本型理财产品的核查意见 | 2017-05-31 | Chinese | ||
| 37274031 | 第三届董事会第十四次会议决议公告 | 2017-05-31 | Chinese | ||
| 37274025 | 关于股东违规减持公司股份的情况及致歉公告 | 2017-05-26 | Chinese | ||
| 37274015 | 2016年年度股东大会的法律意见书 | 2017-05-25 | Chinese | ||
| 37274005 | 2016年年度股东大会决议公告 | 2017-05-25 | 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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