GB/T 4937.34-2024 Chinese PDF (GB/T4937.34-2024) GB/T 42151.81-2023 GB/T 45229-2025_Chinese: Requirements for safety

GB/T 45229-2025_Chinese: Requirements for safety of theatre process (Chinese: 剧场工艺安全要求)

GB/T 42209-2022_Chinese: Point to Point(P2P) signal interface for liquid crystal display panels - Transport protocols (Chinese: 液晶显示屏用点对点（P2P）信号接口 传输协议)

1-2024_Chinese: Graphical symbols for communication support of the elderly - Part 1: Design principles (Chinese: 老年人交流辅助用图形符号 第1部分：表示规则)

testing levels

GB/T 43313-2023_Chinese: Test method for surface quality and micropipe density of polished silicon carbide wafers - Confocal and differential interferometry optics (Chinese: 碳化硅抛光片表面质量和微管密度的测试 共焦点微分干涉法)

GB/T 4937.34-2024 Chinese PDF (GB/T4937.34-2024) GB/T 42151.81-2023 GB/T 45229-2025_Chinese: Requirements for safetyGB T 4937. 34 2024_Chinese: Semiconductor devices Mechanical and climatic test methods Part 34: Power cycling (Chinese: 34) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 4937. 34 2024