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4-2025_Chinese: Design specification for mechanical components in nuclear island of pressurized water reactor nuclear power plants - Part 4: Class 3 components (Chinese: 压水堆核电厂核岛机械设备设计规范 第4部分：3级设备)
English versions: GB/T 21290-2025
GB/T 18375-2024_Chinese: Prosthetics - Structural testing of lower-limb prostheses - Requirements and test methods (Chinese: 假肢 下肢假肢的结构检验 要求和试验方法)
English versions: GB/T 13671-2025
English versions: GB/T 22247-2024
GB/T 23500-2025 Chinese PDF (GB /T23500-2025) GB/T 23301-2024 4-2025_Chinese: Design specification for mechanicalGB T 23500 2025_Chinese: General quality for yuanxiao (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 23500 2025
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