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TUS ENVIRONMENTAL SCIENCE AND TECHNOLOGY DEVELOPMENT Co., LTD. — Investor Relations & Filings

Ticker · 000826 ISIN · CNE000000BX6 LEI · 300300D7TRP8H70GDO75 Shenzhen Stock Exchange Water supply; sewerage, waste management and remediation activities
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Filings indexed 3,006 across all filing types
Latest filing 2022-06-20 Regulatory Filings
Country CN China
Listing Shenzhen Stock Exchange 000826

About TUS ENVIRONMENTAL SCIENCE AND TECHNOLOGY DEVELOPMENT Co., LTD.

https://www.tus-est.com

TUS ENVIRONMENTAL SCIENCE AND TECHNOLOGY DEVELOPMENT Co., LTD. operates as an integrated service provider focused on the management and treatment of environmental resources. The company specializes in solid waste disposal, including waste-to-energy incineration, hazardous waste management, and the recycling of renewable resources. Its service portfolio extends to water treatment solutions, covering urban water supply and wastewater processing. Additionally, the firm engages in environmental sanitation services and the development of ecological industrial parks. By integrating technological innovation with infrastructure operation, the company facilitates the recovery of resources and the reduction of environmental impact through comprehensive waste management systems and renewable energy initiatives.

Recent filings

Filing Released Lang Actions
大信会计师事务所（特殊普通合伙）关于对启迪环境科技发展股份有限公司2021年年报的问询函的回复
Regulatory Filings Classification · 60% confidence The provided document text is largely garbled and contains many non-standard characters, symbols, and unintelligible fragments. There are no clear indications of specific report types such as Annual Report (10-K), Interim Report (IR), Earnings Release (ER), or any other defined filing categories. There is no mention of regulatory bodies, fiscal periods, or report titles. The text does not contain any coherent financial data, management discussion, or presentation material. Given the lack of identifiable content and the fallback rule for documents that do not fit any specific category, the appropriate classification is Regulatory Filings (RNS). The confidence is moderate due to the inability to extract meaningful information but the clear absence of any other category indicators.
2022-06-20 Chinese
关于股东股份被司法拍卖的进展暨权益变动的提示性公告
Major Shareholding Notification Classification · 95% confidence The document is a detailed announcement about a shareholder's shares being subject to judicial auction and the resulting change in shareholding percentages. It includes specific data on share quantities before and after the auction, the auction process, and confirms no change in control of the company. It references a related "简式权益变动报告书" (simplified equity change report) already disclosed. The content focuses on a change in major shareholding due to judicial auction, not a financial report, management change, or earnings release. This fits the definition of a Major Shareholding Notification (MRQ). The document length is about 2054 characters, which is consistent with a detailed announcement rather than a full report or a brief notice. Therefore, the classification is MRQ with high confidence.
2022-06-17 Chinese
启迪环境科技发展股份有限公司简式权益变动报告书
Major Shareholding Notification Classification · 100% confidence The document is titled as a "简式权益变动报告书" which translates to a "Simplified Equity Change Report." It details the reduction in shareholding of a significant shareholder (桑德集团有限公司) in the company 启迪环境科技发展股份有限公司 due to a judicial auction. The document includes specifics about the shareholding changes, legal background, and related disclosures. It is a formal report on changes in major shareholding stakes, including percentages before and after the change, and legal context. There is no indication that this is an announcement of a report publication or a certification. The content is focused on shareholding changes and disclosures related to that. Therefore, the document fits the category of Major Shareholding Notification (MRQ).
2022-06-17 Chinese
关于公司控股股东部分股份被司法冻结的公告
Regulatory Filings Classification · 95% confidence The document is an announcement regarding the judicial freezing of shares held by the company's controlling shareholder. It details the number of shares frozen, the proportion of total shares affected, and the legal dispute causing the freeze. There is no financial data, no report attached or referenced as being published, and no mention of annual or interim reports. The document is a regulatory announcement about shareholding status and legal restrictions on shares, which fits best under Regulatory Filings (RNS) as it does not fit other more specific categories like Major Shareholding Notification (MRQ) because it concerns judicial freezing rather than ownership threshold changes.
2022-06-14 Chinese
关于参加湖北辖区上市公司2022年度投资者网上集体接待日活动的公告
Investor Presentation Classification · 90% confidence The document is an announcement about the company's participation in an investor online collective reception day and a performance explanation meeting for the year 2021, scheduled for June 16, 2022. It describes the meeting type, time, method (online), and participants, including senior management. The document does not contain any financial data or detailed report content but rather informs investors about the upcoming event and how to participate. The length is short (717 characters), and it serves as a notice or invitation rather than a report or transcript. Therefore, it fits best as an Investor Presentation (IP) announcement or invitation rather than the actual presentation or report. However, since it is an announcement of an investor meeting and not the presentation itself, the closest classification is Investor Presentation (IP) because the document focuses on investor communication about company strategy and performance. Confidence is high due to clear event details and participant information.
2022-06-10 Chinese
关于收到《债权转让通知》的公告
Capital/Financing Update Classification · 95% confidence The document is a public announcement by a company regarding the receipt of a debt transfer notice. It details the transfer of creditor rights from one party to another, the background of the debt, and the company's obligations and risk disclosures. The document is relatively short (1352 characters) and does not contain financial statements or detailed financial data. It is an announcement about a financing-related event (debt transfer) rather than a full financial report or audit. Therefore, it fits best under the category of Capital/Financing Update (CAP), which covers updates on company fundraising, financing activities, or capital structure changes.
2022-06-08 Chinese

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