[Guangdong Electric Power A: first quarter net profit 88.4295 million yuan year-on-year return to profit]-Guangdong Electric Power An announced that its operating income in the first quarter was 13.046 billion yuan, an increase of 14.55 percent over the same period last year, and its net profit was 88.4295 million yuan, compared with a loss of 450 million yuan in the same period last year.