参考翻译
In 2012,China ranked the 18th fastest growing country in economy in the world, with a real GDP growth rate of 7.8 percent.The figure is the slowest one since 1999.However, China is also representative of a maturing economy as it is gradually transforming from a developing country to a developed one.Since 1949,the Chinese government has been planning and managing the national economy.In the year of 1978,Deng Xiaoping introduced capitalist market principles.From then on, the Chinese economy began to show massive growth.The GDP grew at the average rate of 10 percent annually over the last 30 years.During that period the scale of the Chinese economy grew by roughly 48 times.