HONG KONG — Chinese state-owned energy groups continue to buy crude oil and natural gas from Russia, executives said this week, even as Western countries impose sanctions meant to cut off Moscow’s funding for its war on Ukraine.

PetroChina, the core listed subsidiary of China National Petroleum Corp. (CNPC), purchased 40 million tonnes of crude oil and 22.7 billion cubic meters of natural gas from Russia last year, PetroChina President Huang Yongzhang told reporters here Wednesday.

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