High-quality carbon removal from a 50,000-tonne DOC plant in China.
A 50,000 t/yr plant under development in Hainan. MRV designed to Isometric DOCS; first delivery subject to permitting and registration.
Above: Captura's Kona pilot, in operation since February 2025. Image: Captura.
Air is 0.04% CO₂. Seawater is roughly 150 times more concentrated.
The process runs on seawater and renewable power, with no by-products.
Returned seawater re-absorbs CO₂. Third-party measurements at Captura's pilot ranged from 65% to 98%.
DOC shares intake and outfall with power plants, desalination plants and ports.
From site to delivery.
Lingao, Jinpaigang
A ~94-mu plot recommended in March 2026; admission accepted.
Status · Letter issuedCHN Energy (Hainan)
Non-binding MOU signed in April 2026.
Status · MOU signedCNPC Southern Oilfield
Cooperation meeting held; minutes issued; MOU in progress.
Status · In discussionCaptura
2024 MOU and services agreement cover FEL-1.
Status · SignedDeveloped at Caltech. Scaled in Hawaiʻi.
All figures reported by Captura. Carbonjour is Captura's designated partner in China.
How early engagement works.
No commitment at this stage; an NDA is only needed for documents.
Register interest
Tell us your target volume and delivery window.
Intro call
Scope, timing and what you need from MRV.
NDA and diligence
Documents, then technical and MRV review.
Indicative terms
Volume, delivery window and price basis.

