SUNSTONE DEVELOPMENT CO., LTD — Investor Relations & Filings
Sunstone Development Co., Ltd. specializes in the research, development, and manufacturing of carbon materials, primarily serving the global primary aluminum industry. The company is a leading producer of pre-baked carbon anodes, which are essential components in the electrolytic reduction process of aluminum smelting. Its product portfolio includes high-quality pre-baked anodes, cathode blocks, and specialized carbon materials designed to enhance energy efficiency and reduce environmental impact. Sunstone operates large-scale production facilities and emphasizes technological innovation to meet international quality standards. The company provides integrated solutions for aluminum smelters, focusing on optimizing the performance and longevity of carbon products in high-temperature industrial environments.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 索通发展股份有限公司关于增加2021年度担保额度的公告 | 2021-09-24 | Chinese | |
| 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-09-22 | Chinese | |
| 索通发展股份有限公司董事、高级管理人员集中竞价减持股份结果公告 | 2021-09-13 | Chinese | |
| 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-09-09 | Chinese | |
| 索通发展股份有限公司股票交易异常波动公告 | 2021-09-09 | Chinese | |
| 关于《索通发展股份有限公司股票交易异常波动问询函》的复函 | 2021-09-09 | Chinese |
Browse filings by year
10 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2021
15 filings
| |||||
| 37213943 | 索通发展股份有限公司关于增加2021年度担保额度的公告 | 2021-09-24 | Chinese | ||
| 37213932 | 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-09-22 | Chinese | ||
| 37213927 | 索通发展股份有限公司董事、高级管理人员集中竞价减持股份结果公告 | 2021-09-13 | Chinese | ||
| 37213910 | 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-09-09 | Chinese | ||
| 37213906 | 索通发展股份有限公司股票交易异常波动公告 | 2021-09-09 | Chinese | ||
| 37213899 | 关于《索通发展股份有限公司股票交易异常波动问询函》的复函 | 2021-09-09 | Chinese | ||
| 37213890 | 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-09-08 | Chinese | ||
| 37213884 | 索通发展股份有限公司关于完成工商登记变更的公告 | 2021-09-08 | Chinese | ||
| 37213880 | 索通发展股份有限公司关于2020年股票期权与限制性股票激励计划股票期权第一个行权期行权结果暨股份上市的公告 | 2021-09-07 | Chinese | ||
| 37213874 | 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-09-03 | Chinese | ||
| 37213871 | 索通发展股份有限公司关于部分股票期权注销完成的公告 | 2021-09-01 | Chinese | ||
| 37213866 | 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-09-01 | Chinese | ||
| 37213857 | 索通发展股份有限公司关于为控股子公司提供担保的公告 | 2021-08-31 | Chinese | ||
| 37213849 | 索通发展股份有限公司关于2020年股票期权与限制性股票激励计划股票期权第一个行权期行权条件成就的公告 | 2021-08-17 | Chinese | ||
| 37213841 | 索通发展股份有限公司2021年半年度报告摘要 | 2021-08-17 | Chinese | ||
Market data
Market data not available
Price history
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SUNSTONE DEVELOPMENT 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/57736/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=57736 | 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=57736 | 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=57736 \ -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": 57736}, 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 SUNSTONE DEVELOPMENT CO., LTD (id: 57736)"
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