CSD Water Service Co., Ltd. — Investor Relations & Filings
About CSD Water Service Co., Ltd.
CSD Water Service Co., Ltd. specializes in comprehensive environmental services, focusing on the investment, construction, and operation of water and wastewater treatment facilities. The company provides integrated solutions for municipal and industrial wastewater treatment, sludge disposal, and water environment restoration. Its core activities include the management of urban sewage treatment plants, industrial park wastewater treatment systems, and rural water environment improvement projects. CSD Water Service utilizes advanced biological treatment technologies and resource recovery processes to enhance water quality and operational efficiency. The company’s service model encompasses various project delivery methods, such as Build-Operate-Transfer (BOT) and Transfer-Operate-Transfer (TOT), aimed at providing sustainable environmental infrastructure and long-term operational management for regional water ecosystems.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| 中持水务股份有限公司关于公司部分董事、副董事长、副总经理辞职暨补选董事、聘任财务总监的公告 | 2026-04-02 | Chinese | |
| 独立董事提名人声明与承诺（韩郑生） | 2026-04-02 | Chinese | |
| 独立董事候选人声明与承诺（孙琳） | 2026-04-02 | Chinese | |
| 中持水务股份有限公司关于持股5%以上股东协议转让公司股份完成过户登记暨控制权变更的公告 | 2026-04-02 | Chinese | |
| 中持水务股份有限公司关于公司财务总监辞职的公告 | 2026-03-31 | Chinese | |
| 中持水务股份有限公司关于股东解除质押部分股份的公告 | 2026-03-02 | Chinese |
| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
15 filings
| |||||
| 38085135 | 中持水务股份有限公司关于公司部分董事、副董事长、副总经理辞职暨补选董事、聘任财务总监的公告 | 2026-04-02 | Chinese | ||
| 38085133 | 独立董事提名人声明与承诺（韩郑生） | 2026-04-02 | Chinese | ||
| 38085126 | 独立董事候选人声明与承诺（孙琳） | 2026-04-02 | Chinese | ||
| 38085121 | 中持水务股份有限公司关于持股5%以上股东协议转让公司股份完成过户登记暨控制权变更的公告 | 2026-04-02 | Chinese | ||
| 38085118 | 中持水务股份有限公司关于公司财务总监辞职的公告 | 2026-03-31 | Chinese | ||
| 38085117 | 中持水务股份有限公司关于股东解除质押部分股份的公告 | 2026-03-02 | Chinese | ||
| 38085104 | 中持水务股份有限公司关于与专业机构合作设立投资基金的进展公告 | 2026-02-13 | Chinese | ||
| 38085091 | 中持水务股份有限公司关于持股5%以上股东协议转让公司股份获得三峡集团批复暨筹划控制权变更的进展公告 | 2026-02-02 | Chinese | ||
| 38085078 | 中持水务股份有限公司关于2025年度拟计提资产减值准备的提示性公告 | 2026-01-23 | Chinese | ||
| 38085071 | 中持水务股份有限公司2025年年度业绩预告 | 2026-01-23 | Chinese | ||
| 38085051 | 中持水务股份有限公司关于股东质押部分股份的公告 | 2026-01-08 | Chinese | ||
| 38085037 | 中持水务股份有限公司关于持股5%以上股东公开征集转让结果及与受让方签订《股份转让协议》暨筹划控制权变更的提示性公告 | 2026-01-05 | Chinese | ||
| 38085036 | 中持水务股份有限公司详式权益变动报告书（江苏芯长征微电子集团股份有限公司） | 2026-01-05 | Chinese | ||
| 38085017 | 中持水务股份有限公司简式权益变动报告书（中持北京环保发展有限公司及许国栋） | 2026-01-05 | Chinese | ||
| 38085014 | 中持水务股份有限公司简式权益变动报告书（长江生态环保集团有限公司） | 2026-01-05 | Chinese | ||
Market data
Market data not available
Price history
Peer group · Sewerage
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
Anhui Huaqi Environmental Protection & Technology Co., Ltd.
Develops biological water treatment technologies and sewage…
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300929 | CN | Water supply; sewerage, waste m… |
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Aqua-Pure Ventures Inc.
Specializes in recycling and treating hard-to-treat industr…
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AQPVF | CA | Water supply; sewerage, waste m… |
|
Banka BioLoo Limited
Provides bio-digester sanitation solutions for sustainable …
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BANKA | IN | Water supply; sewerage, waste m… |
|
Beijing Water Business Doctor Co.,Ltd.
Provides industrial water treatment solutions, ZLD technolo…
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300055 | CN | Water supply; sewerage, waste m… |
|
CDT Environmental Technology Investment Holdings Ltd
A waste treatment company providing sewage and septic tank …
|
CDTG | US | Water supply; sewerage, waste m… |
|
CECEP Guozhen Environmental Protection Technology Co., Ltd.
Provides integrated solutions for water environment managem…
|
300388 | CN | Water supply; sewerage, waste m… |
|
China Environmental Technology Holdings Limited
Provides technology, equipment, and services for wastewater…
|
646 | HK | Water supply; sewerage, waste m… |
|
China Everbright Water Limited
Integrated water environment management, covering wastewate…
|
1857 | BM | Water supply; sewerage, waste m… |
|
CLEAN TEQ WATER LIMITED
Provides advanced water treatment and resource recovery sol…
|
CNQ | AU | Water supply; sewerage, waste m… |
|
Concord Enviro Systems Limited
Provides industrial wastewater treatment and Zero Liquid Di…
|
CEWATER | IN | Water supply; sewerage, waste m… |
CSD Water Service 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/57893/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=57893 | 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=57893 | 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=57893 \ -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": 57893}, 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 CSD Water Service Co., Ltd. (id: 57893)"
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