On March 28, 2025, the national standard GB/T 45476‑2025 Safety requirements for plastic hollow molding machines was officially issued and took effect on October 1, 2025. The standard applies to various types of machines, including plastic extrusion blow hollow molding machines, plastic extrusion‑stretch‑blow hollow molding machines, plastic injection blow hollow molding machines, and plastic injection‑stretch‑blow hollow molding machines.
It specifies safety requirements for the design and manufacturing stages, verification methods for compliance, and provides relevant information for the safe use of the machines. In addition, the industry standard JB/T 7547‑2025 Film blowing units for polyethylene for packaging has also been released and will come into effect on July 1, 2026.
