封丘：“车轮摇篮”转动两项世界第一

Core Insights - The VCR1400 wheel rolling mill has achieved two world-class breakthroughs in the field of rail transportation wheels, being able to produce a full range of wheels with diameters from 500mm to 1350mm and possessing the unique capability for dual-flange rolling [1] - Henan Sulun, established in 2020, has quickly made a mark in the global market, successfully exporting products to over 10 countries and regions, and transitioning from "product export" to "technology export" [1][2] - The company has developed a core process for "dual-flange rolling," increasing material utilization by 15% and breaking the long-standing foreign monopoly [2] Company Developments - Henan Sulun's intelligent production line can produce a precision rail wheel every 57 seconds, emphasizing the importance of safety performance and lifespan in product competitiveness [2] - The company has obtained certifications from the EU and the US, facilitating entry into high-end markets, with orders continuing to grow and extending into March of the following year [3] - Plans for a smart production line upgrade are underway, aiming to achieve lighthouse factory standards and increase production capacity by 20% after the upgrade [3]