Skip to main content
CSD Water Service Co., Ltd. logo

CSD Water Service Co., Ltd. — Investor Relations & Filings

Ticker · 603903 ISIN · CNE100002YD5 Shanghai Stock Exchange Water supply; sewerage, waste management and remediation activities
Open in API
Filings indexed 1,203 across all filing types
Latest filing 2022-04-26 Annual Report
Country CN China
Listing Shanghai Stock Exchange 603903

About CSD Water Service Co., Ltd.

http://www.zchb-water.net/

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2021年年度报告
Annual Report Classification · 100% confidence The document is titled "2021 年年度报告" which translates to "2021 Annual Report". It contains detailed financial data, management discussion and analysis, company information, financial statements, audit report references, and comprehensive disclosures typical of a full annual report. The document length is 15,000 characters, indicating a full report rather than a brief announcement. It includes sections such as management discussion and analysis, financial data, corporate governance, and audit opinions, which are characteristic of an official yearly report covering company activity and full financial performance. Therefore, this document fits the definition of an Annual Report (10-K). FY 2021
2022-04-26 Chinese
中持水务股份有限公司2021年度独立董事年度述职报告（一）
Regulatory Filings
2022-04-26 Chinese
中持水务股份有限公司2021年年度报告摘要
Annual Report Classification · 95% confidence The document is titled as the "2021 年年度报告摘要" which translates to "2021 Annual Report Summary". It contains detailed financial data for the year 2021, including total assets, net profit, earnings per share, and quarterly breakdowns. It also includes company business descriptions, shareholder information, and notes on audit reports by an accounting firm. The document is about 4962 characters long, which is sufficient to contain substantive financial data and analysis, not just an announcement or summary. The presence of detailed financial metrics and business overview aligns with the characteristics of an Annual Report. Therefore, this document is best classified as an Annual Report (10-K). FY 2021
2022-04-26 Chinese
中持水务股份有限公司2021年度监事会工作报告
Audit Report / Information Classification · 90% confidence The document is titled '2021 年度监事会工作报告' which translates to '2021 Supervisory Board Work Report'. It details the supervisory board's activities, meetings, oversight of financial reports, internal controls, and compliance with laws during the 2021 fiscal year. It is a report on the supervisory board's work rather than a full annual report or audit report. The document length is 2135 characters, which is relatively short but contains substantive content about the supervisory board's oversight activities. This type of document is best classified under 'Audit Report / Information (AR)' as it relates to supervisory oversight and audit-related activities rather than the full annual report or other categories. FY 2021
2022-04-26 Chinese
中持水务股份有限公司独立董事关于对外担保的专项说明及独立意见
Audit Report / Information Classification · 95% confidence The document is a special statement and independent opinion by independent directors regarding the company's external guarantees for the year 2021. It references regulatory notices from the China Securities Regulatory Commission and details specific guarantee contracts and balances as of December 31, 2021. The document is a formal explanation and opinion on a specific financial matter (external guarantees) rather than a full financial report or announcement of voting results. It does not contain comprehensive financial statements or quarterly results, nor is it a certification or a brief announcement. It is a specialized report related to audit and compliance on external guarantees, fitting the category of Audit Report / Information (AR). The document length is 3007 characters, which is relatively short but contains substantive content and detailed data on guarantees, consistent with an audit-related report rather than a mere announcement or certification. FY 2021
2022-04-26 Chinese
中持水务股份有限公司董事会审计委员会2021年度履职情况报告
Regulatory Filings
2022-04-26 Chinese

Browse filings by year

10 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.