A technician examines equipment of a shale gas platform of China Petrochemical Corporation in southwest China's Chongqing Municipality, Feb. 22, 2020. A total of 14 operation points of the shale gas platform have resumed production, boosting the daily shale gas output from 2.11 million cubic meters to 2.53 million cubic meters that secured the downstream companies' operation needs amid the fight against the novel coronavirus outbreak. (Xinhua/Liu Chan)