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English versions: GB/T 20718
1-2025_Chinese: Design specification for mechanical components in nuclear island of pressurized water reactor nuclear power plants - Part 1: General principle (Chinese: 压水堆核电厂核岛机械设备设计规范 第1部分：总则)
Delivery (PDF in Chinese): 2 working-hours typically
GB/T 20424-2025_Chinese: The specification for limit on harmful element content of the heavy nonferrous metal concentrates products (Chinese: 重有色金属精矿产品中有害元素的限量规范)
English versions: GB/T 25820-2025
GB/T 7247.5-2024 Chinese PDF (GB/T7247.5-2024) GB/T 45154-2024 English versions: GB/T 20718GB T 7247. 5 2024_Chinese: Safety of laser products Part 5: Manufacturer's checklist for GB T 7247. 1 (Chinese: 5GB T 7247. 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 7247. 5 2024
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