GB/T 45539-2025 Chinese PDF (GB /T45539-2025) GB/T 40565.2-2025 English versions: GB/T 44950-2024

English versions: GB/T 44950-2024

GB/T 45112-2024_Chinese: LTE-based vehicular communication - Technical requirement of security certificate management system (Chinese: 基于LTE的车联网无线通信技术 安全证书管理系统技术要求)

English versions: GB/T 45577-2025

GB/T 45635-2025_Chinese: Specifications for the control of biosafety risks in the operation and use of entry-exit special products (Chinese: 进出境特殊物品经营和使用生物安全风险控制规范)

GB/T 44949-2024_Chinese: Intelligent hot stamping production line (Chinese: 智能热冲压成形生产线)

GB/T 45539-2025 Chinese PDF (GB /T45539-2025) GB/T 40565.2-2025 English versions: GB/T 44950-2024GB T 45539 2025_Chinese: Technical requirements of proton exchange membrane eletrolyzer (Chinese: PEM) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45539 2025