GB/T 45546-2025 Chinese PDF (GB /T45546-2025) GB 31604.31-2025 English versions: GB/T 20850-2025

English versions: GB/T 20850-2025

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)

3-2025_Chinese: Specifications for the social security card one-card-pass of the People’s Republic of China - Part 3: Security specifications (Chinese: 中华人民共和国社会保障卡一卡通规范 第3部分：安全规范)

GB/T 44929-2024_Chinese: Specifications for the scientific proposal evaluation of space high-energy astronomy (Chinese: 空间高能天文科学观测提案评估规范)

English versions: GB/T 45013-2024

GB/T 45546-2025 Chinese PDF (GB /T45546-2025) GB 31604.31-2025 English versions: GB/T 20850-2025GB 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