Euro Tech Holdings Company (CLWT) SEC Filings: History & Chart

Euro Tech Holdings Company Limited(CLWT)

Industrial - Pollution & Treatment Controls · Hong Kong

$1.30-0.03 (-2.26%)

Delayed quote: Oct 6, 2026, 9:36 AM EDT

About Euro Tech Holdings Company Limited

Established in Hong Kong in 1971, Euro Tech Holdings Company Limited primarily supplies a diverse range of equipment and related solutions to commercial enterprises and government bodies across Hong Kong and mainland China. The company operates via two principal divisions: Trading and Manufacturing, and Engineering. Its core offerings include vital infrastructure components such as water treatment systems, laboratory instrumentation, analytical devices, diagnostic test kits, and power generation equipment. Euro Tech's extensive product portfolio encompasses advanced analytical instruments, including spectrophotometers, chromatographs, and mass spectrometers, along with critical environmental monitoring tools for air and water quality. It also provides general-purpose laboratory equipment and specialized sample pre-treatment apparatus. Additionally, the company distributes a variety of general testing and measurement devices, such as multi-channel recorders, signal amplifiers, and calibration tools, often utilized for energy efficiency, renewable energy applications, power quality analysis, and continuous emissions monitoring systems. Air pollution control systems are also supplied to major clients in sectors like power generation, railway, aerospace, utilities, and academic institutions. Furthermore, Euro Tech delivers sophisticated process control systems, featuring sensors, temperature and pressure gauges, flow meters, and various control and calibration devices. Beyond product distribution, the company offers a comprehensive suite of services, including systems engineering, ongoing maintenance, installation support, and calibration. Euro Tech also actively designs, operates, and manages complex projects related to wastewater, water, and power generation. Its technological offerings extend to programmable logic controllers (PLCs), telemetry units, and supervisory control and data acquisition (SCADA) systems and software.

Hong Kong

47 employees

www.euro-tech.com

Industrials / Industrial - Pollution & Treatment Controls

Sector: Industrials
Industry: Industrial - Pollution & Treatment Controls
CEO: Y. L. Leung

View full financials

Form	Filing Date	Accepted	Document
3	May 28, 2026	May 28, 2026	View filing
3	May 21, 2026	May 21, 2026	View filing
20-F	Apr 30, 2026	Apr 30, 2026	View filing
3	Apr 15, 2026	Apr 15, 2026	View filing
3	Apr 10, 2026	Apr 10, 2026	View filing
3	Apr 10, 2026	Apr 10, 2026	View filing
3	Apr 8, 2026	Apr 8, 2026	View filing
3	Mar 31, 2026	Mar 31, 2026	View filing
6-K	Dec 30, 2025	Dec 30, 2025	View filing
6-K	Dec 2, 2025	Dec 2, 2025	View filing
6-K	Oct 29, 2025	Oct 29, 2025	View filing
20-F	Apr 30, 2025	Apr 30, 2025	View filing
6-K	Mar 20, 2025	Mar 20, 2025	View filing
6-K	Dec 19, 2024	Dec 19, 2024	View filing
6-K	Dec 9, 2024	Dec 9, 2024	View filing
6-K	Nov 27, 2024	Nov 27, 2024	View filing
6-K	Nov 22, 2024	Nov 21, 2024	View filing
6-K	Oct 29, 2024	Oct 29, 2024	View filing
6-K	Jun 14, 2024	Jun 14, 2024	View filing
20-F	Apr 30, 2024	Apr 30, 2024	View filing
6-K	Dec 27, 2023	Dec 27, 2023	View filing
6-K	Nov 21, 2023	Nov 21, 2023	View filing
6-K	Oct 30, 2023	Oct 30, 2023	View filing
UPLOAD	Aug 31, 2023	Aug 31, 2023	View filing
20-F/A	Aug 28, 2023	Aug 28, 2023	View filing
CORRESP	Aug 18, 2023	Aug 18, 2023	View filing
UPLOAD	Aug 4, 2023	Aug 4, 2023	View filing
CORRESP	Jul 27, 2023	Jul 27, 2023	View filing
UPLOAD	Jul 20, 2023	Jul 20, 2023	View filing
20-F	May 12, 2023	May 12, 2023	View filing

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