Ningbo ZhengXin Pressure Vessel Co., Ltd. began with a clear manufacturing foundation: gas cylinders and cylinder valves produced, tested and controlled from our facility in Yuyao, Ningbo.As international demand grew, this manufacturing base gradually expanded into a wider global supply network.In 2
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ISO 17879 vs. ISO 10297: Understanding the Differences in Gas Valve StandardsIn the global gas equipment supply chain, compliance with international standards is not just a regulatory requirement—it is the foundation of operational safety and market access. Two of the most frequently referenced inte
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Gas cylinders are designed for long-term use, but they are not “fit for service” forever without inspection. For refillable gas cylinders, especially seamless aluminum gas cylinders used for CO₂, oxygen, nitrogen, argon, medical gases, beverage gases, and industrial applications, periodic retesting
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A Small Cylinder with a Direct Impact on Beverage QualityThe 0.6L aluminum CO₂ cylinder is widely used in home sparkling water makers and beverage carbonation systems. Although it is technically a high-pressure gas container, its application is closely linked to drinking water and beverage quality.I
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As sustainability becomes a growing priority across global industries, gas packaging is also changing. Customers are no longer looking only at cylinder capacity, working pressure, or price. They are also paying more attention to product life cycle, material recyclability, transportation efficiency,
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