PetroChina, one of the world's most valuable oil companies, is embroiled in a major corruption investigation. Photo: Xinhua

PetroChina says graft report not accurate

Trading in shares of energy giant briefly halted after newspaper says five executives were taken away as part of an investigation into corruption

Topic |   PetroChina

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PetroChina, one of the world's most valuable oil companies, is embroiled in a major corruption investigation. Photo: Xinhua
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