URUMQI - Northwest China's Xinjiang Uygur autonomous region saw booming fixed-asset investment (FAI) growth in 2020 as the region picked up pace in development, official data showed Wednesday.

The region's FAI expanded 16.2 percent year-on-year in 2020, 13.7 percentage points faster than 2019, according to the data.

The number of new projects that have begun construction soared more than 40 percent year-on-year in 2020.

Investment in the primary sector last year more than doubled the amount in 2019, reaching the highest level in a decade.

Infrastructure investment maintained a fast year-on-year growth of 28 percent in 2020, while investment in public health and social work rose by 130 percent over the previous year, official data showed.