BEIJING — China continued to see steady growth in fixed-asset investment (FAI), boosted by robust high-tech investment, in the first three quarters of 2019, official data showed on Oct 18.

FAI grew 5.4 percent year-on-year to reach 46.1 trillion yuan ($6.5 trillion) in the first three quarters, retreating 0.1 percentage points from the January-August period, according to the National Bureau of Statistics (NBS).

Investment by the state sector went up 7.3 percent during the period, while private-sector investment increased 4.7 percent, 0.2 percentage points lower than that in the first eight months.

"Investment has maintained steady growth, with that in high-tech industries continuing to post relatively fast growth," the NBS said in a statement.

Investment in high-tech manufacturing and services surged 12.6 percent and 13.8 percent year-on-year, respectively.

Investment in the primary industry went down 2.1 percent, while that in the secondary and tertiary industries rose 2 percent and 7.2 percent, respectively.

The FAI includes capital spent on infrastructure, property, machinery and other physical assets.

The figures are among a series of indicators released by the NBS, including GDP, industrial production and retail sales, which show that the economy remains on a stable track.