CDT Environmental Technology Investment Holdings Ltd — Investor Relations & Filings
CDT Environmental Technology Investment Holdings Ltd. is a waste treatment company that designs, develops, manufactures, sells, installs, operates, and maintains sewage treatment systems. The company's operations focus on two primary business lines: rural sewage treatment and septic tank treatment. In the rural sewage treatment sector, it provides comprehensive systems and ongoing operational services to municipal and enterprise clients. For septic tank treatment, it offers on-site services for municipal, residential, and commercial clients in both urban and rural settings. The company utilizes proprietary technologies to develop both mobile and fixed systems, and is focused on advancing technologies for the resource utilization of organic waste.
Recent filings
| Filing | Released | Lang | Actions |
|---|---|---|---|
| FORM 6-K | 2026-05-28 | English | |
| FORM 6-K | 2026-05-15 | English | |
| FORM 20-F | 2026-05-15 | English | |
| FORM 6-K | 2026-01-05 | English | |
| FORM 6-K | 2025-12-23 | English | |
| FORM 6-K | 2025-11-28 | English |
Browse filings by year
8 years| ID | Filing | Released | Lang | Actions | |
|---|---|---|---|---|---|
|
2026
4 filings
| |||||
| 47860902 | FORM 6-K | 2026-05-28 | English | ||
| 46363190 | FORM 6-K | 2026-05-15 | English | ||
| 46361749 | FORM 20-F | 2026-05-15 | English | ||
| 13218198 | FORM 6-K | 2026-01-05 | English | ||
|
2025
11 filings
| |||||
| 13218200 | FORM 6-K | 2025-12-23 | English | ||
| 13218199 | FORM 6-K | 2025-11-28 | English | ||
| 13218201 | FORM 6-K | 2025-11-13 | English | ||
| 13218202 | FORM 6-K | 2025-09-26 | English | ||
| 13218203 | Regulatory Filings 2025 | 2025-09-10 | English | ||
| 13218204 | FORM 20-F/A | 2025-09-09 | English | ||
| 13218206 | FORM 6-K | 2025-09-09 | English | ||
| 13218205 | Regulatory Filings 2025 | 2025-09-09 | English | ||
| 13218207 | Regulatory Filings 2025 | 2025-08-26 | English | ||
| 13218208 | Regulatory Filings 2025 | 2025-08-07 | English | ||
| 13218209 | Regulatory Filings 2025 | 2025-07-30 | English | ||
Market data
Market data not available
Price history
Peer group · Sewerage
| Company | Ticker | Country | Sector |
|---|---|---|---|
|
AGUAS ANDINAS S.A.
Manages the urban water cycle: potable water capture, produ…
|
— | CL | Water supply; sewerage, waste m… |
|
AGUAS DECIMA S.A.
Provides comprehensive water management, including potable …
|
— | CL | Water supply; sewerage, waste m… |
|
Anhui Huaqi Environmental Protection & Technology Co., Ltd.
Develops biological water treatment technologies and sewage…
|
300929 | CN | Water supply; sewerage, waste m… |
|
Aqua-Pure Ventures Inc.
Specializes in recycling and treating hard-to-treat industr…
|
AQPVF | CA | Water supply; sewerage, waste m… |
|
Banka BioLoo Limited
Provides bio-digester sanitation solutions for sustainable …
|
BANKA | IN | Water supply; sewerage, waste m… |
|
Beijing Water Business Doctor Co.,Ltd.
Provides industrial water treatment solutions, ZLD technolo…
|
300055 | CN | 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… |
CDT Environmental Technology Investment Holdings 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/35257/ | Company identity, sector, listing, identifiers |
| GET | /api/filings/?company=35257 | 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=35257 | 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=35257 \ -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": 35257}, 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 CDT Environmental Technology Investment Holdings Ltd (id: 35257)"
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