
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 | 2021-08-26 | Chinese | |
| 关于2021年半年度募集资金存放与使用情况的专项报告 | 2021-08-26 | Chinese | |
| 董事会提名委员会工作制度 | 2021-08-26 | Chinese | |
| 募集资金管理制度 | 2021-08-26 | Chinese | |
| 2021年半年度报告披露的提示性公告 | 2021-08-26 | Chinese | |
| 独立董事关于第五届董事会第二次会议相关事项的独立意见 | 2021-08-26 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2021
15 filings
| |||||
| 37283549 | 董事会审计委员会工作制度 | 2021-08-26 | Chinese | ||
| 37283541 | 关于2021年半年度募集资金存放与使用情况的专项报告 | 2021-08-26 | Chinese | ||
| 37283532 | 董事会提名委员会工作制度 | 2021-08-26 | Chinese | ||
| 37283522 | 募集资金管理制度 | 2021-08-26 | Chinese | ||
| 37283512 | 2021年半年度报告披露的提示性公告 | 2021-08-26 | Chinese | ||
| 37283498 | 独立董事关于第五届董事会第二次会议相关事项的独立意见 | 2021-08-26 | Chinese | ||
| 37283488 | 第五届监事会第二次会议决议公告 | 2021-08-26 | Chinese | ||
| 37283484 | 关于完成工商变更登记并换发营业执照的公告 | 2021-08-19 | Chinese | ||
| 37283476 | 关于部分限制性股票回购注销完成的公告 | 2021-08-09 | Chinese | ||
| 37283467 | 关于向特定对象发行股票限售股解除限售上市流通的提示性公告 | 2021-07-26 | Chinese | ||
| 37283460 | 国泰君安证券股份有限公司关于中密控股股份有限公司向特定对象发行股票限售股解除限售上市流通的核查意见 | 2021-07-26 | Chinese | ||
| 37283450 | 关于百万千瓦级核电站反应堆冷却剂泵流体动压轴封组件样机研制项目通过科学技术成果鉴定的公告 | 2021-07-16 | Chinese | ||
| 37283443 | 关于取得计算机软件著作权登记证书的公告 | 2021-06-17 | Chinese | ||
| 37283434 | 2020年年度权益分派实施公告 | 2021-06-16 | Chinese | ||
| 37283426 | 关于完成董事会换届选举的公告 | 2021-05-18 | 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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