A-share oilfield services and engineering sector extended gains; Tongyuan Petroleum and Keli Co. rose over 10%, while Sinopec Oilfield Service, Bomaike, Huibopu, Beken Energy and CNOOC Oilfield Service also advanced.

2026-07-23

A-share oilfield services and engineering sector extended gains; Tongyuan Petroleum and Keli Co. rose over 10%, while Sinopec Oilfield Service, Bomaike, Huibopu, Beken Energy and CNOOC Oilfield Service also advanced.