PetroChinaThere is no respite in China’s hunt for energy assets. A month after taking a stake in a British refinery, PetroChina is paying $5.4bn to buy into a large Canadian gas field project owned by Calgary-based Encana. Read more

The interesting point about PetroChina’s European refining deal is how little political concern seems to have been aroused by the prospect of a Chinese state-controlled oil company pushing into the strategically-important energy sector. Read more