Profits at China's large-scale high-tech manufacturing firms rose 44.8% year-on-year in the first four months of 2026, official data showed on Wednesday, driven by strong growth in semiconductor and industrial automation sectors.

The National Bureau of Statistics said the sector contributed 7.8 percentage points to overall industrial profit growth.

Profits at electronic materials manufacturers surged 601.7%, while optical fiber and optoelectronic device makers posted gains of 347.6% and 51.0% respectively.

Industrial control computer and system manufacturers saw profits jump 128.6%, reflecting continued growth in factory automation and intelligent manufacturing, the bureau said.