A test train passes a grand bridge in Guiding County, southwest China's Guizhou Province, June 26, 2023. (Photo by Long Jianrui/Xinhua)

China's fixed-asset investment went up 3.8 percent year on year in the first half (H1) of 2023, data from the National Bureau of Statistics showed Monday.

The total investment stood at 24.31 trillion yuan (about 3.41 trillion U.S. dollars) in the period, the bureau said in a statement.

Investment in infrastructure construction increased 7.2 percent from the same period a year earlier, and manufacturing investment saw a 6 percent expansion. Capital flowing into property development fell 7.9 percent, and investment from the private sector inched down 0.2 percent.

High-tech industries saw strong growth, with investment up 12.5 percent year on year. Specifically, investment into high-tech manufacturing and high-tech services sectors expanded 11.8 percent and 13.9 percent, respectively.