The gross domestic product (GDP) grew 7.1 percent from the same period a year ago to 13.99 trillion yuan (US$2.06 trillion) in the first half, as massive government spending and record lending helped the economy rebound from the worst growth in a decade.Chinese economy expanded 7.9 percent year on year in the second quarter, said Li Xiaochao, spokesperson with the National Bureau of Statistics (NBS) at a press conference.Analysts said it adds confidence that China will achieve the full-year grow