Aug. 11, 2009 (China Knowledge) - China National Petroleum Corp, the country's largest integrated oil and gas company, plans to invest a total of RMB 3 billion in coal gas development this year, said an insider at CNPC, sources reported.
The oil giant intends to focus its development efforts in Qinshui Basin, the Linfeng area, the area near the Yellow River in Shanxi Province and Hancheng, Shaanx
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