GB/T 14227-2024 Chinese PDF (GB/T14227-2024) GB/T 42596.4-2024 English versions: GB/T 45357-2025

English versions: GB/T 45357-2025

GB/T 45084-2024_Chinese: Technical specification for trading and traceability of reused and remanufactured parts of end-of-life vehicles (Chinese: 报废机动车回用件及再制造件交易溯源技术规范)

GB/T 45629

GB/T 44958-2024_Chinese: Management specification for safety of chemical plant equipment (Chinese: 化工设备安全管理规范)

GB/T 44890-2024_Chinese: Specification for administrative license (Chinese: 行政许可工作规范)

GB/T 14227-2024 Chinese PDF (GB/T14227-2024) GB/T 42596.4-2024 English versions: GB/T 45357-2025GB T 14227 2024_Chinese: Acoustical requirement and measurement on station platform of urban rail transit (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 14227 2024