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GB/T 19799
GB/T 45228-2025_Chinese: Information technology - Elderly-oriented general requirement of biometric product (Chinese: 信息技术 生物特征识别产品适老化通用要求)
English versions: GB/T 19544-2024
1-2025_Chinese: Information technology - ASN
GB/T 43306-2023 Chinese PDF (GB/T43306-2023) GB/T 44950-2024 GB/T 19799GB T 43306 2023_Chinese: Gas analysis Sampling guidelines (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43306 2023
