Summary | The ongoing oil price slump has hit PetroChina, the
nation's largest oil and gas producer, much harder than fellow
state-backed China Petroleum & Chemical (Sinopec), whose
bigger and more efficient refining and chemicals operations has
saved...
nation's largest oil and gas producer, much harder than fellow
state-backed China Petroleum & Chemical (Sinopec), whose
bigger and more efficient refining and chemicals operations has
saved...
scmp.com | 01 May 2016