Group 1 - The article highlights the emergence of Chinese manufacturing companies that focus on their core competencies and innovate within their industries, showcasing a trend of "dedicated craftsmanship" [1][2][3] - Dalian Rongke Energy has developed over 300 patents in the vanadium flow battery technology, establishing a significant technological barrier and positioning "Chinese vanadium flow" as a key solution for large-scale renewable energy integration [1] - Dalian Dagaoh has achieved impressive metrics in nuclear safety, including a response precision of 0.001 seconds for its primary products and a 60-year lifespan commitment for its explosion-proof valves, emphasizing safety and cost advantages over foreign competitors [1] Group 2 - Lianlong is recognized as a global leader in polymer materials and anti-aging additives, transitioning towards health consumer products while maintaining its technological edge in industrial additives [2] - The growth trajectories of these companies illustrate a broader narrative of private enterprises in China that are committed to their core businesses and strengthening their industrial capabilities [2] - The article suggests that the rise of these exemplary private enterprises reflects the transformation of China from a manufacturing power to a manufacturing stronghold [3]