From January to May, a total of 3,359 enterprise investment projects were approved (or filed) in Huai'an, marking a year-on-year increase of 68.20% in the number of projects. However, the total investment amounted to RMB 361.195 billion, showing a year-on-year decrease of 22.31%.

The Industrial Park, Lianshui County, and Xuyi County experienced growth in both the number of approved (or filed) enterprise investment projects and total investment year-on-year. Jinhu County led with the highest number of approved (or filed) enterprise investment projects, totaling 820—a remarkable 301.96% increase year-on-year—accounting for 24.41% of the city's total. Huaiyin District secured the highest investment amount at RMB 75.426 billion, with a year-on-year increase of 15.34%, representing 20.88% of the city's total.

In the primary sector, there were 175 projects, marking a year-on-year increase of 8.02%. The total investment in this sector was approximately RMB 24.158 billion, a 26.49% decline year-on-year, accounting for 7% of the city's total. In the secondary sector, there were 2,822 projects, reflecting a year-on-year increase of 120.99%. The total investment in this sector was approximately RMB 251.959 billion, down 18.34% year-on-year, accounting for 70% of the city's total. In the tertiary sector, there were 362 projects, a decrease of 35.13% year-on-year. The total investment in this sector was approximately RMB 85.078 billion, down 31.11% year-on-year, accounting for 23% of the city's total.