China’s anti-corruption purge has returned to sting national oil company PetroChina, which announced yesterday that its second-in-command was being investigated.
Liao Yongyuan was named in May as vice-chairman of PetroChina after the initial round of Beijing’s campaign against corruption claimed several of the company’s most senior executives. PetroChina was the power base of Zhou Yongkang, former energy and security tsar and the biggest of the “tigers and flies” claimed so far in the purge.
Scores of Mr Zhou’s allies from the energy industry, including former
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