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 |
|---|---|---|---|
| 董事会审计委员会工作制度（2025年10月） | 2025-10-29 | Chinese | |
| 董事和高级管理人员所持公司股份及其变动管理制度（2025年10月） | 2025-10-29 | Chinese | |
| 关于修订《公司章程》的公告 | 2025-10-29 | Chinese | |
| 年报信息披露重大差错责任追究制度（2025年10月） | 2025-10-29 | Chinese | |
| 内部审计制度（2025年10月） | 2025-10-29 | Chinese | |
| 2025年半年度权益分派实施公告 | 2025-10-09 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2025
15 filings
| |||||
| 37290345 | 董事会审计委员会工作制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290335 | 董事和高级管理人员所持公司股份及其变动管理制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290334 | 关于修订《公司章程》的公告 | 2025-10-29 | Chinese | ||
| 37290325 | 年报信息披露重大差错责任追究制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290316 | 内部审计制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290308 | 2025年半年度权益分派实施公告 | 2025-10-09 | Chinese | ||
| 37290302 | 关于取得专利证书的公告 | 2025-09-28 | Chinese | ||
| 37290297 | 关于取得专利证书的公告 | 2025-09-17 | Chinese | ||
| 37290287 | 北京金杜（成都）律师事务所关于中密控股股份有限公司 2025年第一次临时股东会之法律意见书 | 2025-09-17 | Chinese | ||
| 37290277 | 2025年第一次临时股东会决议公告 | 2025-09-17 | Chinese | ||
| 37290268 | 关于参加四川辖区2025年投资者网上集体接待日及半年度报告业绩说明会活动的公告 | 2025-09-04 | Chinese | ||
| 37290245 | 2025年半年度利润分配预案的公告 | 2025-08-28 | Chinese | ||
| 37290236 | 中密控股股份有限公司2025年半年度非经营性资金占用及其他关联资金往来情况汇总表 | 2025-08-28 | Chinese | ||
| 37290231 | 关于召开2025年第一次临时股东会的通知 | 2025-08-28 | Chinese | ||
| 37290225 | 2025年半年度报告摘要 | 2025-08-28 | 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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