The company has grown up one solid step at a time.
Tips
memory
The image is simple: walk slowly enough that every step leaves a clear print in the dirt — no skipping, no shortcuts. Compare with English 'one step at a time' and 'slow and steady.'
usage
Praise. Implies patience, diligence, and honesty — opposite of 投机取巧 (cutting corners) or 好高骛远 (chasing the unrealistic).