Slowing down growth china's gdp growth target for the 12th five-year-plan period 2011-2015 is 7 percent a year. this largely symbolic goal (china's average growth rate for the past five years was a whopping 11 percent a year) shows that the central government wants to fundamentally restructure the economy. source: the daily telegraph, september 25, 2011 if china reduces its economic growth rate from 11 percent a year to 7 percent, how many additional years will it take for gdp to double? in what year will china's gdp quadruple?