EnergyThree Chinese state oil majors tight-lipped on Russia
Executives avoid straight answers despite deepening ties between Xi and Putin
An oil refinery in the Siberian city of Omsk, Russia. © Reuters
KENJI KAWASE, Nikkei Asia chief business news correspondent
HONG KONG -- While the leaders of China and Russia agreed to deepen ties and forge closer economic cooperation in key areas such as energy at their recent summit, Chinese state-owned oil company executives have maintained a low profile toward Russia.