The economy's fourth-quarter growth quickened to 7.9 percent on government pro-growth measures. The rate ended a seven-straight-quarter slowdown.
In December last year, the value-added industrial output increased 10.3 percent from a year earlier, picking up from 10.1 percent in November, the data showed.
China's retail sales grew 15.2 percent year-on-year in December 2012, accelerating from 14.9 percent in November, the National Bureau of Statistics said Friday.
China's fixed asset investment rose 20.6 percent year-on-year to 36.48 trillion yuan ($5.81 trillion) in 2012, the National Bureau of Statistics said Friday.
China's producer price index, which measures inflation at the wholesale level, fell 1.9 percent year-on year-in December.
China's consumer price index, a main gauge of inflation, grew 2.5 percent year-on-year in December, said the National Bureau of Statistics.
In December alone, the value of Chinese exports gained 14.1 percent from one year earlier, up from November's unexpectedly-weak 2.9 percent rise. The value of imports rose 6 percent year-on-year last month, improving from November when there was no growth.
Chinese lenders extended fewer new yuan loans for the third month in a row in December as non-bank financing continued to become more common, according to central bank data released on Thursday.