BRIEF-PetroChina's controlling shareholder gets regulatory approval to issue exchangeable bonds

Nov 21 (Reuters) - PetroChina Co Ltd

* Says controlling shareholder gets securities regulator, state assets regulator's approval to issue exchangeable bonds which can be exchanged to co's A-shares

Source text in Chinese: http://bit.ly/2znsQVM

Further company coverage: (Reporting by Hong Kong newsroom)

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