(EnergyAsia, April 30 2010, Friday) — PetroChina, one of the world’s biggest oil and companies, said its 2009 net profit fell 9.7% to 103.39 billion yuan on the effects of falling energy prices compared with 2008’s record levels. (US$1=6.82 yuan). The integrated company reported a turnover of RMB1.02 trillion, and basic earnings of RMB0.56 per…