(EnergyAsia, April 13) — China Petroleum & Chemical Corporation (Sinopec Corp) said its 2006 net profit surged more than 28% to RMB50.66 billion on revenue of RMB1.045 trillion (up 30.72%).   Profit attributable to shareholders was RMB53.91 billion, an increase of 30.05% over the previous year. (US$1=RMB7.73).   Sinopec’s board has proposed a dividend of…