The Qingdao-Yinchuan Expressway meets the Beijing-Lhasa Expressway in Yinchuan, Ningxia Hui autonomous region. [Photo by Tian Manchao/For China Daily]

YINCHUAN -- The gross domestic product (GDP) of Northwest China's Ningxia Hui autonomous region totaled 111.4 billion yuan ($17.4 billion) in the first quarter of this year, up 5.2 percent year-on-year, according to the regional statistical bureau.

The respective added values of Ningxia's primary, secondary and tertiary industries stood at 5.1 billion yuan, 51.7 billion yuan and 54.6 billion yuan, up 5.5 percent, 6.8 percent and 3.9 percent year-on-year, respectively.

The region's investment in fixed assets rose 14.9 percent year-on-year in the first three months, as investment in manufacturing and infrastructure rose 55.8 percent and 57.8 percent year-on-year, respectively.