Oil refinery of China's Hengli Petchem enters full operation

Aerial photo taken on May 17, 2019 shows the industrial park of the Hengli Petrochemical (Dalian) Refining Co., Ltd. on the Changxing Island in Dalian City, northeast China's Liaoning Province. The private-owned Hengli Petrochemical (Dalian) Refining Co., Ltd. achieved full operation in its 20 million tonnes per year refinery and chemical complex in Dalian, the company said Friday. (Xinhua/Pan Yulong)