GB/T 38001.51-2024 Chinese PDF (GB/T38001.51-2024) GB/T 4214.21-2025 GB/T 45511-2025_Chinese: Industrial field communication

GB/T 45511-2025_Chinese: Industrial field communication quality inspection - General technical specifications (Chinese: 工业现场通信质量检测 通用技术规范)

4-2023_Chinese: Road vehicles - Functional safety audit and assessment method - Part 4: Hardware level (Chinese: 道路车辆 功能安全审核及评估方法 第4部分：硬件层面)

English versions: GB/T 32251-2024

GB/T 30966

English versions: GB/T 20972

GB/T 38001.51-2024 Chinese PDF (GB/T38001.51-2024) GB/T 4214.21-2025 GB/T 45511-2025_Chinese: Industrial field communicationGB T 38001. 51 2024_Chinese: Flexible display devices Part 5 1: Measuring methods of optical performance (Chinese: 5 1) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 38001. 51 2024