Secret financial records link scandal-hit oil companies to dozens of offshore entities, many of them undeclared
Chinas scandal-mired oil giants and their senior executives have made extensive use of offshore shell companies in the Caribbean, secret financial records reveal.
The countrys biggest oil companies Sinopec, PetroChina and the China National Offshore Oil Company (CNOOC) are among the worlds largest businesses, but executives in the industry are embroiled in multiple corruption probes, many tied to networks of shell companies around the world.