GB 30253-2024 Chinese PDF GBZ45388.1-2025 English versions: GB/T 8607-2024

English versions: GB/T 8607-2024

GB/T 26718-2024_Chinese: Technical requirements for safety system of urban mass transit (Chinese: 城市轨道交通安全防范系统技术要求)

72-2024_Chinese: Communication networks and systems for power utility automation - Part 7-2: Basic information and communication structure - Abstract communication service interface(ACSI) (Chinese: 电力自动化通信网络和系统 第7-2部分：基本信息和通信结构 抽象通信服务接口（ACSI）)

lithium hydroxide monohydrate and lithium chloride - Cleanliness meter test method (Chinese: 碳酸锂、单水氢氧化锂、氯化锂中磁性异物金属颗粒的测定 洁净度仪测试法)

GB 30253-2024 Chinese PDF GBZ45388.1-2025 English versions: GB/T 8607-2024GB 30253 2024_Chinese: Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors (Chinese: ) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB 30253 2024