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 |
|---|---|---|---|
| 关于中密控股股份有限公司2025年度非经营性资金占用及其他关联资金往来的专项说明 | 2026-04-14 | Chinese | |
| 关于取得专利证书的公告 | 2026-01-27 | Chinese | |
| 2025年第二次临时股东会决议公告 | 2025-11-18 | Chinese | |
| 北京金杜（成都）律师事务所关于中密控股股份有限公司 2025年第二次临时股东会之法律意见书 | 2025-11-18 | Chinese | |
| 关于选举第六届董事会职工代表董事的公告 | 2025-11-18 | Chinese | |
| 关于变更签字注册会计师的公告 | 2025-11-06 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
2 filings
| |||||
| 34840954 | 关于中密控股股份有限公司2025年度非经营性资金占用及其他关联资金往来的专项说明 | 2026-04-14 | Chinese | ||
| 37290627 | 关于取得专利证书的公告 | 2026-01-27 | Chinese | ||
|
2025
13 filings
| |||||
| 37290619 | 2025年第二次临时股东会决议公告 | 2025-11-18 | Chinese | ||
| 37290614 | 北京金杜（成都）律师事务所关于中密控股股份有限公司 2025年第二次临时股东会之法律意见书 | 2025-11-18 | Chinese | ||
| 37290606 | 关于选举第六届董事会职工代表董事的公告 | 2025-11-18 | Chinese | ||
| 37290599 | 关于变更签字注册会计师的公告 | 2025-11-06 | Chinese | ||
| 37290596 | 防范控股股东、实际控制人及其他关联方占用公司资金管理制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290588 | 独立董事专门会议制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290580 | 关联交易制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290568 | 募集资金管理制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290561 | 董事会提名委员会工作制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290551 | 对外信息报送和使用管理制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290544 | 董事、高级管理人员离职管理制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290533 | 董事、高级管理人员薪酬管理制度（2025年10月） | 2025-10-29 | Chinese | ||
| 37290528 | 内部问责制度（2025年10月） | 2025-10-29 | 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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