Being developed at high speed is the Zhongyuan (Central China) oil field, located on the border of Shandong and Henan provinces. It is one of China's largest oil and gas fields, covering an area of...
Please login first!
Being developed at high speed is the Zhongyuan (Central China) oil field, located on the border of Shandong and Henan provinces. It is one of China's largest oil and gas fields, covering an area of...