GB/T 25320.11-2023 Chinese PDF (GB/T25320.11-2023) GB/T 27534.5-2025 English versions: GB/T 43271-2023

English versions: GB/T 43271-2023

GB/T 31904-2024_Chinese: Nonwoven adhesive interlining (Chinese: 非织造粘合衬)

GB/T 32517-2024_Chinese: Installation couplers intended for permanent connection in fixed installations (Chinese: 固定装置中永久性连接用安装式耦合器)

GB/T 22513-2023_Chinese: Petroleum and natural gas drilling and production equipment - Wellhead and tree equipment (Chinese: 石油天然气钻采设备 井口装置和采油树)

English versions: GB/T 29021-2023

GB/T 25320.11-2023 Chinese PDF (GB/T25320.11-2023) GB/T 27534.5-2025 English versions: GB/T 43271-2023GB T 25320. 11 2023_Chinese: Power systems management and associated information exchange Data and communications security Part 11: Security for XML documents (Chinese: 11XML) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 25320. 11 2023