CDT Environmental Technology Investment Holdings Ltd. CDTG

What this company does

We, through our subsidiaries, are a waste treatment company that generates revenue through design, development, manufacture, sales, installation, operation and maintenance of sewage treatment systems and by providing sewage treatment services. We, through our subsidiaries, primarily engage in two business lines: sewage treatment systems and sewage treatment services in both urban and rural areas in the PRC. We provide decentralized rural sewage treatment services with our integrated and proprietary system using our advanced quick separation technology. We have completed more than 60 rural sewage treatment plants in Fujian, Jiangxi, and Liaoning provinces in China, with a total treatment capacity of more than 3,400 tons of sewage per day, and have established long-term relationships with our customers through our operation and maintenance services. In 2025, we formally initiated a strategic transformation by entering the green hydrogen sector.

Written from the business description in CDT Environmental Technology Investment Holdings Ltd's annual report to the U.S. Securities and Exchange Commission, filed 15 May 2026. Every sentence was checked against that document before publication.