GB/T 18910.4-2024 Chinese PDF (GB/T18910.4-2024) GB/T 45489-2025 GB 19081-2025_Chinese: Safety specification for

GB 19081-2025_Chinese: Safety specification for dust explosion prevention in feed processing system (Chinese: 饲料加工系统粉尘防爆安全规范)

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)

English versions: GB/T 44871-2024

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/T 18910.4-2024 Chinese PDF (GB/T18910.4-2024) GB/T 45489-2025 GB 19081-2025_Chinese: Safety specification forGB T 18910. 4 2024_Chinese: Liquid crystal display devices Part 4: Liquid crystal display modules and cells Essential ratings and characteristics (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 18910. 4 2024