TONVA hybrid blow molding machine for plastic sports water bottle, precisely solves the challenges of manufacturing sports bottles with liquid level markings. The system features precise control over parison sagging to ensure clear and uniform scale lines. Special treatment of die head’s materials and internal runners enables fast color changes. High forming accuracy results in consistent wall thickness, smooth weld lines, and stable multi-cavity production with excellent consistency. From blow molding to conveying and leak testing, this one-stop solution ensures reliable yield improvement and enables effortless large-scale mass production of high-quality sports water bottles.