BEIJING, Jan. 17 (Xinhua) -- China's fixed-asset investment (FAI) increased 5.4 percent year on year in 2019, 0.2 percentage points higher than the level recorded in the first 11 months, the National Bureau of Statistics (NBS) said Friday.

The FAI amounted to 55.15 trillion yuan (8.02 trillion U.S. dollars) last year, according to the NBS.

In December alone, the FAI went up 0.44 percent from November.

Investment in high-tech industries registered an outstanding growth of 17.3 percent year on year in 2019, with the FAI in high-tech manufacturing and service sectors up 17.7 percent and 16.5 percent, respectively.

Private investment grew 4.7 percent to 31.12 trillion yuan last year.

In breakdown, the investment in the primary industry gained 0.6 percent last year, compared with a 0.1 percent decrease in the first 11 months. The investment in the secondary industry went up by 3.2 percent, while the investment in the tertiary industry expanded 6.5 percent in 2019.