Changli guides enterprises to focus on core technologies to improve innovation capabilities

People work at a workshop of a mechanical equipment enterprise in Changli County, north China's Hebei Province, April 2, 2024.

A man works at a workshop of a bike enterprise in Changli County, north China's Hebei Province.

A man works at a workshop of a food processing equipment enterprise in Changli County, north China's Hebei Province.