GB/T 43250-2023 Chinese PDF (GB/T43250-2023) GB 4234.9-2023 2-2024_Chinese: Programmable controllers - Part

2-2024_Chinese: Programmable controllers - Part 2: Equipment requirements and tests (Chinese: 可编程序控制器 第2部分: 设备要求和测试)

58-2024_Chinese: Safety of household and similar electrical appliances - Part 58: Particular requirements for water-bed heaters (Chinese: 家用和类似用途电器的安全 第58部分：水床加热器的特殊要求)

English versions: GB/T 33798-2025

2-2024_Chinese: Railway applications - Suburban railway and urban guided transport management and command/control systems - Part 2: Functional requirements specification (Chinese: 轨道交通 市域铁路和城轨交通运输管理和指令/控制系统 第2部分：功能需求规范)

English versions: GB/T 40425

GB/T 43250-2023 Chinese PDF (GB/T43250-2023) GB 4234.9-2023 2-2024_Chinese: Programmable controllers - PartGB T 43250 2023_Chinese: Automotive active infrared detection system (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 43250 2023