GB/T 27621-2024 Chinese PDF (GB/T27621-2024) GB/T 45548-2025 GB/T 45112-2024_Chinese: LTE-based vehicular communication

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)

4-2024_Chinese: Ladders - Part 4: Hinged ladders (Chinese: 梯子 第4部分：铰链梯)

GB/T 45321-2025_Chinese: Measuring method for electric and photometric parameters of filament light sources for power-driven vehicles (Chinese: 机动车用灯丝光源光电参数测量方法)

English versions: GB/T 35609-2025

English versions: GB/T 36732-2024

GB/T 27621-2024 Chinese PDF (GB/T27621-2024) GB/T 45548-2025 GB/T 45112-2024_Chinese: LTE-based vehicular communicationGB T 27621 2024_Chinese: Diagnostic techniques for equine rhinopneumonitis (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 27621 2024