China digs deep for shale gas riches

First production from ultra-deep reservoir a milestone in country where bulk of new finds lie 3500 metres or more below ground

Major asset: a Sinopec shale gas rig in Chongqing
Major asset: a Sinopec shale gas rig in ChongqingPhoto: REUTERS/SCANPIX
Published 15 April 2021, 22:01Updated 15 April 2021, 22:01