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English versions: GB/T 22247-2024
GB/T 2941-2025_Chinese: Rubber - General procedures for preparing and conditioning test pieces for physical test methods (Chinese: 橡胶 物理试验方法试样制备和调节通用程序)
GB/T 45344-2025_Chinese: General technical requirements for fabricated and prefabricated gas piping used in buildings (Chinese: 建筑用装配式预制燃气管道通用技术条件)
English versions: GB/T 9065
GB 4717-2024 Chinese PDF GB/T 18916.65-2024 English versions: GB/T 22247-2024GB 4717 2024_Chinese: Fire alarm control units (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 4717 2024
