GB/T 15843.4-2024 English PDF (GB/T15843.4-2024) GB/T 45414-2025 1-2024_Chinese: Cardiovascular implants - Cardiac

1-2024_Chinese: Cardiovascular implants - Cardiac valve prostheses - Part 1: General requirements (Chinese: 心血管植入器械 人工心脏瓣膜 第1部分：通用要求)

4-2025_Chinese: Marine energy - Wave

GB 31830-2024_Chinese: Norm of energy consumption per unit production of toluene diisocyanate and diphenyl methane diisocyanate (Chinese: 甲苯二异氰酸酯和二苯基甲烷二异氰酸酯单位产品能源消耗限额)

English versions: GB 44017-2024

GB/T 15843.4-2024 English PDF (GB/T15843.4-2024) GB/T 45414-2025 1-2024_Chinese: Cardiovascular implants - CardiacGB T 15843. 4 2024_Chinese: Information technology Security techniques Entity authentication Part 4: Mechanisms using a cryptographic check function (Chinese: 4) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 15843. 4 2024