GB/T 9808-2023 Chinese PDF (GB/T9808-2023) GB/T 4706.48-2024 GB 20031-2024_Chinese: Foam fire extinguishing

GB 20031-2024_Chinese: Foam fire extinguishing equipment (Chinese: 泡沫灭火设备)

221-2023_Chinese: Luminaires - Part 2-21: Particular requirements - Rope lights (Chinese: 灯具 第2-21部分：特殊要求 灯带)

GB/T 44984-2024_Chinese: Determination of L-(+)-glutamic acid content in meat and meat products (Chinese: 肉与肉制品中 L-(+)-谷氨酸含量的测定)

GB/T 45502-2025_Chinese: General requirements for information security of service robots (Chinese: 服务机器人信息安全通用要求)

English versions: GB/T 40711

GB/T 9808-2023 Chinese PDF (GB/T9808-2023) GB/T 4706.48-2024 GB 20031-2024_Chinese: Foam fire extinguishingGB T 9808 2023_Chinese: Seamless steel tubes for drilling (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 9808 2023