GB/T 22270.5-2023 Chinese PDF (GB/T22270.5-2023) GB/T 28799.4-2024 GB 17440-2025_Chinese: Safety specification for

GB 17440-2025_Chinese: Safety specification for the protection of dust explosion for grain processing

GB 44019-2024_Chinese: Safety requirements for tank cleaning-washing operation of chemical tankers (Chinese: 化学品船清洗舱安全作业要求)

English versions: GB/T 8897

171-2024_Chinese: Ergonomics of human-system interaction - Part 171: Guidance on software accessible design (Chinese: 人-系统交互工效学 第171部分：软件无障碍设计指南)

GB/T 45282-2025_Chinese: IPv6 address assignment and encoding rules - General requirements (Chinese: IPv6地址分配和编码规则 总体要求)

GB/T 22270.5-2023 Chinese PDF (GB/T22270.5-2023) GB/T 28799.4-2024 GB 17440-2025_Chinese: Safety specification forGB T 22270. 5 2023_Chinese: Industrial automation systems and integration Service interface for testing applications Part 5: Application program service interface (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 22270. 5 2023