Bollcoin, October 19 - The State Council Information Office held a press conference today, at which the National Bureau of Statistics released economic data for the first three quarters of this year. Preliminary estimates show that China's GDP in the first three quarters reached 10,710.71 billion yuan, up 4.6% year-on-year at constant prices. China's Q3 GDP annual rate was 4.5%, versus an expected 4.40% and a previous 4.30%.