Here's as far as I'm able to comprehend.
ABW139: Approach uh good morning, AirBridgeCargo 139.
ATC: AirBridgeCargo 139 good day! Squawk code 5526, information K, landing 07R.
ABW139: K correct, uh squawk 5526, landing runway 07R, AirBridgeCargo 139. Descend to flight level 190 to SIERA. SIERA estimating 1949.
ATC: AirBridgeCargo 139 identified. ?? (Plan for the?) SIERA 5A arrival.
ABW139: SIERA 5A arrival, AirBridgeCargo 139. Thank you.
ATC: AirBridgeCargo 139 call me back again when you're release from Guangzhou for further descent.
ABW139: ??, AirBridgeCargo 139.