BEIJING (AFX-ASIA) – Southern Power Grid Corp’s 2003 sales rose 19.1% year-on-year to 123.7 billion yuan, and it is targeting sales of 144.4 billion yuan this year, up 17%, according to a statement issued by the company. The company plans to realise a total of 38.78 billion yuan in fixed-asset investment this year, up 28.8%…