GB/T 13631-2023 Chinese PDF (GB/T13631-2023) GB 30077-2023 GB/T 30416-2024_Chinese: Specifications for the

GB/T 30416-2024_Chinese: Specifications for the after-sales repair service of clocks and watches (Chinese: 钟表售后维修服务规范)

GB/T 4213-2024_Chinese: Pneumatic control valves (Chinese: 气动控制阀)

seed oil (Chinese: 杜仲籽油)

1-2025_Chinese: Norm of water intake for industry in the Yellow River basin - Part 1: Thermal power production (Chinese: 黄河流域工业用水定额 第1部分：火力发电)

English versions: GB/T 15180-2025

GB/T 13631-2023 Chinese PDF (GB/T13631-2023) GB 30077-2023 GB/T 30416-2024_Chinese: Specifications for theGB T 13631 2023_Chinese: Criteria for the design of the supplementary control room of nuclear power plant (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 13631 2023