GB/T 45439-2025 Chinese PDF (GB /T45439-2025) GB/T 45256-2025 GB/T 45241-2025_Chinese: Data specification of

GB/T 45241-2025_Chinese: Data specification of official vehicle management platform (Chinese: 公务用车管理平台数据规范)

GB/T 45496-2025_Chinese: Motor vehicle product recall - Guidelines for information defect assessment (Chinese: 汽车产品召回 信息缺陷评估指南)

GB/T 45330-2025_Chinese: Cathode materials for lithium ion batteries - Determination of water content - Carl fisher coulomb method (Chinese: 锂离子电池正极材料 水分含量的测定 卡尔费休库伦法)

English versions: GB/T 45466-2025

English versions: GB/T 22252-2024

GB/T 45439-2025 Chinese PDF (GB /T45439-2025) GB/T 45256-2025 GB/T 45241-2025_Chinese: Data specification ofGB T 45439 2025_Chinese: Technical specification for the application of traceability two dimensional code on fuel gas cylinders and fuel gas cylinder valves (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45439 2025