CDT Environmental Technology Investment (CDTG)
Designs and operates decentralized rural sewage-treatment systems for Chinese infrastructure projects.
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Designs, installs, and maintains decentralized rural sewage-treatment systems and on-site septic-tank treatment equipment in China. Work is sourced largely through state-owned contractors bidding for local-government projects.
Operates through PRC subsidiaries while the listed Cayman parent has no substantive operations. Its sewage treatment systems line designs, procures, installs, operates, and maintains decentralized rural plants, including compact buried equipment using a quick-separation process. The sewage treatment services line treats septic tanks on site with mobile and fixed systems, though that legacy business is being wound down.
Business is wholly China-facing, serving local governments, state-owned construction companies, and property-management customers. Rural work is typically won through provincial and municipal state-owned contractors bidding for government EPC, PPP, or BOT projects; revenue is earned from system construction, renovation, equipment, installation, and maintenance.
Execution depends on tender access, local-government reviews and payment approvals, contractor relationships, outsourced manufacturing, and collection of receivables. Proposed organic-waste gasification projects remain subject to approvals, financing, feedstock, customer commitments, and binding energy offtake.
Company facts
No analyst consensus on record.
EPSReportedEstimate
RevenueReportedEstimate
Balance sheet, Dec 31, 2025Cash & short-term investments $9.5K · Total debt $877.1K · Total assets $12.7M · Shareholders' equity $4.4M
- Revenue
- $1.5M
- Operating income
- −$1.5M
- Net income
- −$1.3M
No dividends on record.
| Institutions | 0.68% | 3.7K shares | |
|---|---|---|---|
| 3 holders · as of Mar 31, 2026 | |||
| Insiders | 33.82% | 183.0K shares | |
| 1 holder · as of Apr 9, 2026 | |||
| Strategic holders | 1.67% | 9.0K shares | |
| 1 holder · as of Aug 25, 2026 | |||
| Other | 63.83% | 345.3K shares | |
| remainder | |||
541.0K company shares as of Aug 26, 2026 · institutions as of Mar 31, 2026 · holders as of their latest filing
Top shareholders13F · 13D/G · Form 4
| Holder | Stake | Shares | Date |
|---|---|---|---|
Li YunwuInsiderdirector, 10 percent owner, officer: Chief Executive Officer | 33.82% | 182,982 | filed Apr 9, 2026 |
HRT Financial LPStrategic10 percent owner | 1.67% | 9,039 | filed Aug 25, 2026 |
Two Sigma Securities, LLCInstitution | 0.29% | 38,558 | as of Mar 31, 2026 |
XTX Topco LtdInstitution | 0.22% | 29,196 | as of Mar 31, 2026 |
Citadel Advisors LLCInstitution | 0.18% | 24,797 | as of Mar 31, 2026 |
Insider tradesForm 4
| Date | Insider | Role | Shares | Avg price |
|---|---|---|---|---|
| Aug 21, 2026 | HRT Financial LP | 10 percent owner | −2,052 | $1.36 |
Not reported.


