华夏时报（www.chinatimes.net.cn）记者 胡雅文 北京报道 截至5月20日，王子新材已连续收到3个涨停板，3日涨幅达33%。东方财富可控核聚变指数（BK1163） 显示，王子新材已连涨5天，本月涨幅61.65%，成为这一波上涨中的可控核聚变概念龙头。 4月9日以来，可控核聚变指数已经出现几波集中上涨行情，这一概念从4月9日开始明显走高，已经从 1189.1涨至1453，总体上涨22.19%。这与大盘趋势一致，但涨幅更高。同期，沪指从3145.55涨至 3380.48，涨幅7.47%。深证成指从9424.68涨至10249.17，涨幅8.75%。 可控核聚变概念成分股中，常辅股份以56.1%的本月涨幅排在第二。并且自2025年开年以来，常辅股份 的涨幅已高达184.04%。 目前来看，核聚变对业绩的影响仍然有限。从主营业务来看，王子新材的收入大头为电子产品塑料包 装，常辅股份则是阀门驱动装置。常辅股份在回复投资者时表示，已为国际科研合作项目"国际热核聚 变实验堆（ITER）"提供相关产品，由于目前核聚变技术尚未实现商业应用，相关产品对公司的业绩影 响较小。 王子新材方告诉记者，"薄膜电容是一种 ...

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]