GB/T 16649.2-2024 Chinese PDF (GB/T16649.2-2024) GB/T 45410.1-2025 GB/T 45331-2025_Chinese: ePTFE membrane for

GB/T 45331-2025_Chinese: ePTFE membrane for reinforcement of proton exchange membrane (Chinese: 质子交换膜增强用聚四氟乙烯膜)

GB/T 45315-2025_Chinese: Technical requirements and test methods of vehicular information interactive systems based on LTE-V2X direct communication (Chinese: 基于LTE-V2X直连通信的车载信息交互系统技术要求及试验方法)

English versions: GB/T 18262-2024

GB/T 20882

GB/T 45435-2025_Chinese: Technical requirements and test methods of BeiDou airborneequipment for aviation supplemental navigation (Chinese: 航空辅助导航北斗机载设备技术要求和测试方法)

GB/T 16649.2-2024 Chinese PDF (GB/T16649.2-2024) GB/T 45410.1-2025 GB/T 45331-2025_Chinese: ePTFE membrane forGB T 16649. 2 2024_Chinese: Identification cards Integrated circuit cards Part 2: Cards with contacts Dimensions and location of the contacts (Chinese: 2 ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 16649. 2 2024