GB/T 45546-2025 Chinese PDF (GB /T45546-2025) GB 31604.31-2025 GB/T 44978-2024_Chinese: Smart community infrastructures

GB/T 44978-2024_Chinese: Smart community infrastructures - Smart transportation for rapid transit in and between cities and urban agglomerations (Chinese: 智慧城市基础设施 连接城市和城市群的快速智慧交通)

GB/T 45561

GB/T 20717-2024_Chinese: Road vehicles - Connectors for the electrical connection of towing and towed vehicles (15-pole) - 15-pole connector for vehicles with 24 V nominal supply voltage (Chinese: 道路车辆 牵引车和挂车之间的电连接器（15 芯）24V15 芯型)

GB/T 24045-2024_Chinese: Environmental management - Eco-efficiency assessment of product systems - Principles

GB 45189-2025_Chinese: Specification for cyanide safety production management (Chinese: 氰化物安全生产管理规范)

GB/T 45546-2025 Chinese PDF (GB /T45546-2025) GB 31604.31-2025 GB/T 44978-2024_Chinese: Smart community infrastructuresGB T 45546 2025_Chinese: General rule for the quality of bone extract seasoning (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 45546 2025