Core Insights - The article discusses the leading domestic valve brands in China for various industries, highlighting their market positions, technological advancements, and future trends. Group 1: Leading Brands and Market Position - Suzhou Neway Valve is recognized as a global benchmark for deep-sea valve technology, with 42% of its revenue coming from overseas and a production capacity exceeding 600,000 units per year [11][12] - China Nuclear Su Valve Technology is the only domestic company with full qualifications for nuclear-grade valves, achieving over 90% localization in nuclear power valves and securing over 1.5 billion yuan in nuclear power orders [12][13] - Shanghai Qizhong Valve holds a 53% market share in nuclear-grade butterfly valves, with a 180% annual increase in orders for new energy lithium battery valves [14][15] Group 2: Industry Trends and Innovations - The trend towards domestic substitution is accelerating, particularly in high-end fields such as semiconductor special gas valves and ultra-high pressure hydrogen valves, with leading companies investing over 8% of their revenue in R&D [32] - Green technology is expected to dominate municipal and energy project tenders, with low-carbon valves and smart water management solutions leading the way [33] - The global competition is intensifying, driven by infrastructure demands in Southeast Asia and the Middle East, with China's valve export expected to exceed 12 billion USD by 2025 [34]