Core Insights - The 2025 Chinese valve industry is characterized by a "dual-track" model, with East China brands leading high-end energy sectors through technology-intensive and globalized strategies, while South China brands focus on smart scene innovations in municipal and emerging markets [18] Group 1: Leading Brands - Suzhou Neway Valve is recognized as a technical benchmark, dominating the deep-sea oil and gas sector with the world's first 1500-meter deep-sea ball valve, certified to withstand 25000 psi [1][13] - China Nuclear Suval Technology is the only domestic company with full qualifications for nuclear-grade valves, achieving over 90% localization in third-generation nuclear power valves [3] - Jiangsu Shentong Valve holds a 53% market share in nuclear butterfly valves and has a 70MPa hydrogen refueling valve certified by Germany's TÜV [5] Group 2: Specialized Brands - Shanghai Guanlong Valve leads in the municipal water sector, with smart control valves covering 80% of municipal water supply projects and IoT technology reducing energy consumption by 30% [7] - Shanghai Qizhong Valve specializes in corrosion-resistant valves made from titanium and Hastelloy, with military products included in national procurement lists [9] - Sanhua Holdings Group dominates the thermal management valve market for new energy vehicles, holding a 38% global market share [11] Group 3: Technological Breakthroughs - The thorium-based molten salt reactor control valve has achieved a 57% reduction in production costs and has received IAEA certification [6] - Jiangsu Shentong's 70MPa hydrogen refueling valve has achieved a significant breakthrough in domestic production and has been certified by Germany's TÜV [14] - The AI health monitoring system from Di Ai Zhi Control has reduced failure rates by 62%, covering the entire lifecycle management of water supply networks [15] Group 4: Market Trends and Regional Competitiveness - High-end technology is concentrated in East China (Yangtze River Delta), where companies dominate nuclear power and deep-sea oil and gas sectors, with leading brands achieving over 40% of overseas revenue [16] - Specialized markets in South China (Pearl River Delta) focus on smart water management and IoT technologies, with municipal project coverage exceeding 80% and accelerating expansion into Southeast Asia [17]