GB/T 42151.5-2022 Chinese PDF (GB/T42151.5-2022) GB/T 19396-2025 GB 23826-2025_Chinese: Light-emitting diode variable

GB 23826-2025_Chinese: Light-emitting diode variable speed limit signs of motorway (Chinese: 高速公路LED可变限速标志)

English versions: GB/T 45022-2024

English versions: GB/T 28199-2025

GB/T 45486-2025_Chinese: Ships and marine technology - Ballast water management systems (BWMS) - Computational physical modelling and calculations on scaling of UV reactors (Chinese: 船舶与海上技术 压载水管理系统（BWMS） 紫外反应器的比例缩放数值模拟与计算)

GB/T 45019-2024_Chinese: Basalt fiber modified asphalt mixture for road engineering (Chinese: 道路用玄武岩纤维沥青混合料)

GB/T 42151.5-2022 Chinese PDF (GB/T42151.5-2022) GB/T 19396-2025 GB 23826-2025_Chinese: Light-emitting diode variableGB T 42151. 5 2022_Chinese: Communication networks and systems for power utility automation Part 5: Communication requirements for functions and device models (Chinese: 5) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 42151. 5 2022