GB/T 41666.4-2024 Chinese PDF (GB/T41666.4-2024) GB/T 37977.46-2024 9-2023_Chinese: Personal flotation devices -

9-2023_Chinese: Personal flotation devices - Part 9: Evaluation (Chinese: 个人浮力设备 第9部分：试验方法)

GB/T 32482-2024_Chinese: Colour binning of white LED packages for automotive vehicles (Chinese: 机动车用白光LED封装的颜色分选)

GB 29449-2024_Chinese: Norm of energy consumption per unit production of tyre and carbon black (Chinese: 轮胎和炭黑单位产品能源消耗限额)

GB/T 44873-2024_Chinese: Product traceability - Rules and requirements for traceability coding (Chinese: 产品追溯 追溯编码规则和要求)

English versions: GB/T 30117

GB/T 41666.4-2024 Chinese PDF (GB/T41666.4-2024) GB/T 37977.46-2024 9-2023_Chinese: Personal flotation devices -GB T 41666. 4 2024_Chinese: Plastics piping systems for renovation of underground non pressure drainage and sewerage networks Part 4: Lining with cured in place pipes (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 41666. 4 2024