GB/T 34120-2023 Chinese PDF (GB/T34120-2023) GB/T 30334-2024

GB/T 34120-2023 Chinese PDF (GB/T34120-2023) GB/T 30334-2024GB T 34120 2023_Chinese: Technical requirements for power conversion system of electrochemical energy storage 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 34120 2023

English versions: GB/T 17872-2023

GB 5920-2024_Chinese: Light-signalling devices and systems for motor vehicles and their trailers (Chinese: 汽车和挂车光信号装置及系统)

GB/T 6930-2024_Chinese: Rolling bearings - Vocabulary (Chinese: 滚动轴承 词汇)

English versions: GB/T 19228

GB/T 534-2024_Chinese: Sulphuric acid for industrial use (Chinese: 工业硫酸)

GB 43470-2023_Chinese: Global maritime distress and safety system - Performance and test requirements for automatic identification system search and rescue transmitter (Chinese: 全球海上遇险和安全系统 自动识别系统搜救发射器性能和测试要求)

English versions: GB/T 45638-2025

English versions: GB/T 45610-2025

English versions: GB/T 44983-2024

33-2024_Chinese: Specifications for optical fibre test methods - Part 33: Measurement methods and test procedures for mechanical characteristics - Stress corrosion susceptibility (Chinese: 光纤试验方法规范 第33部分：机械性能的测量方法和试验程序 应力腐蚀敏感性参数)

202-2023_Chinese: Organic light emitting diode(OLED)light sources for general lighting - Safety - Part 2-2: Particular requirements - Integrated OLED modules (Chinese: 普通照明用有机发光二极管（OLED）光源 安全 第2-2部分：特殊要求 集成式OLED模块)

4-2024_Chinese: Power systems management and associated information exchange - Data and communications security - Part 4: Profiles including MMS and derivatives (Chinese: 电力系统管理及其信息交换 数据和通信安全 第4部分：包含MMS的协议集及其附件)