Skip to main content
. 2025 Mar 28;16:1493242. doi: 10.3389/fpsyg.2025.1493242

Table 2.

Overview of the surveyed SRDI SMEs.

Enterprise characteristics Percentage Enterprise characteristics Percentage
(%) (%)
Enterprise size (operating revenue in 2023) Number of employees
Less than RMB60 million (excluding RMB60 million) 4.9 199 or less 24.9
60–80 million yuan (excluding 80 million yuan) 18.6 200–399 people 37.9
80–100 million yuan (excluding 100 million yuan) 20.1 400–599 people 21.8
100–30,000 yuan (excluding 300 million yuan) 39.6 600–799 people 14.4
More than 300 million yuan 16.8 800 and above 1.0
Time of establishment R&D investment as a percentage of sales revenue
Less than 15 years (excluding 15 years) 24.2 3–6% (excluding 6%) 16.3
15–19 years 60.1 6–10% (excluding 10%) 68.4
20–24 years 12.8 10% and above 15.3
25 years and above 2.9