Energy
2010-01-01 00:00:00
China’s foreign Trade 2010年3期
PotroChina rocal]turos crown asworld's biggest energy company
PetroChina has regained its top position as the world'smost valuable company from U.S. firm ExxonMobil Corp fol-lowing the stock market rally， according to a recent report byPFC Energy， a Washington-based industry consulatancy.
